{ "document": { "aggregate_severity": { "text": "Critical" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "TuxCare License Agreement", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.", "title": "Terms of Use" }, { "category": "details", "text": "* CVE-2026-15308: fix quadratic-complexity CPU denial-of-service in\n html.parser.HTMLParser incremental parsing. When an unterminated\n construct (tag or comment) spanned many feed() calls, the growing\n buffer was rescanned and concatenated on every call. New data is now\n accumulated in a list and only joined and parsed once enough has piled\n up; close() flushes any buffered data before the final parse.\n - debian/patches/CVE-2026-15308.patch: backport upstream\n bcf98ddbc40ec9b3ee87da0124a5660b19b7e606 (gh-153030 / gh-153031).", "title": "Details" } ], "publisher": { "category": "vendor", "contact_details": "https://tuxcare.com/contact/", "name": "TuxCare", "namespace": "https://tuxcare.com/" }, "references": [ { "category": "self", "summary": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_alt_python/ubuntu20.04/advisories/2026/clsa-2026_1784886106.json" } ], "tracking": { "current_release_date": "2026-07-27T08:47:52Z", "generator": { "date": "2026-07-27T08:47:52Z", "engine": { "name": "pyCSAF" } }, "id": "CLSA-2026:1784886106", "initial_release_date": "2026-07-24T09:44:48Z", "revision_history": [ { "date": "2026-07-24T09:44:48Z", "number": "1", "summary": "Initial version" }, { "date": "2026-07-27T08:47:52Z", "number": "2", "summary": "Update document" } ], "status": "final", "version": "2" }, "title": "Fix of 9 CVEs" }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Ubuntu 20.04", "product": { "name": "Ubuntu 20.04", "product_id": "Ubuntu-20", "product_identification_helper": { "cpe": "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*" } } } ], "category": "product_family", "name": "Ubuntu" } ], "category": "vendor", "name": "Canonical Ltd." }, { "branches": [ { "branches": [ { "category": "product_version", "name": "alt-python38-idle-0:3.8.20-23.amd64", "product": { "name": "alt-python38-idle-0:3.8.20-23.amd64", "product_id": "alt-python38-idle-0:3.8.20-23.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38-idle@3.8.20-23?arch=amd64&os_name=ubuntu&os_version=20.04" } } }, { "category": "product_version", "name": "alt-python38-0:3.8.20-23.amd64", "product": { "name": "alt-python38-0:3.8.20-23.amd64", "product_id": "alt-python38-0:3.8.20-23.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38@3.8.20-23?arch=amd64&os_name=ubuntu&os_version=20.04" } } }, { "category": "product_version", "name": "alt-python38-libs-0:3.8.20-23.amd64", "product": { "name": "alt-python38-libs-0:3.8.20-23.amd64", "product_id": "alt-python38-libs-0:3.8.20-23.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38-libs@3.8.20-23?arch=amd64&os_name=ubuntu&os_version=20.04" } } }, { "category": "product_version", "name": "alt-python38-debug-0:3.8.20-23.amd64", "product": { "name": "alt-python38-debug-0:3.8.20-23.amd64", "product_id": "alt-python38-debug-0:3.8.20-23.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38-debug@3.8.20-23?arch=amd64&os_name=ubuntu&os_version=20.04" } } }, { "category": "product_version", "name": "alt-python38-devel-0:3.8.20-23.amd64", "product": { "name": "alt-python38-devel-0:3.8.20-23.amd64", "product_id": "alt-python38-devel-0:3.8.20-23.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38-devel@3.8.20-23?arch=amd64&os_name=ubuntu&os_version=20.04" } } }, { "category": "product_version", "name": "alt-python38-test-0:3.8.20-23.amd64", "product": { "name": "alt-python38-test-0:3.8.20-23.amd64", "product_id": "alt-python38-test-0:3.8.20-23.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38-test@3.8.20-23?arch=amd64&os_name=ubuntu&os_version=20.04" } } }, { "category": "product_version", "name": "alt-python38-tkinter-0:3.8.20-23.amd64", "product": { "name": "alt-python38-tkinter-0:3.8.20-23.amd64", "product_id": "alt-python38-tkinter-0:3.8.20-23.amd64", "product_identification_helper": { "purl": "pkg:deb/tuxcare/alt-python38-tkinter@3.8.20-23?arch=amd64&os_name=ubuntu&os_version=20.04" } } } ], "category": "architecture", "name": "amd64" } ], "category": "vendor", "name": "TuxCare" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "alt-python38-idle-0:3.8.20-23.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64" }, "product_reference": "alt-python38-idle-0:3.8.20-23.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "alt-python38-0:3.8.20-23.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:alt-python38-0:3.8.20-23.amd64" }, "product_reference": "alt-python38-0:3.8.20-23.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "alt-python38-libs-0:3.8.20-23.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64" }, "product_reference": "alt-python38-libs-0:3.8.20-23.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "alt-python38-debug-0:3.8.20-23.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64" }, "product_reference": "alt-python38-debug-0:3.8.20-23.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "alt-python38-devel-0:3.8.20-23.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64" }, "product_reference": "alt-python38-devel-0:3.8.20-23.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "alt-python38-test-0:3.8.20-23.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64" }, "product_reference": "alt-python38-test-0:3.8.20-23.amd64", "relates_to_product_reference": "Ubuntu-20" }, { "category": "default_component_of", "full_product_name": { "name": "alt-python38-tkinter-0:3.8.20-23.amd64 as a component of Ubuntu 20.04", "product_id": "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" }, "product_reference": "alt-python38-tkinter-0:3.8.20-23.amd64", "relates_to_product_reference": "Ubuntu-20" } ] }, "vulnerabilities": [ { "cve": "CVE-2025-13836", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "notes": [ { "category": "description", "text": "When reading an HTTP response from a server, if no read amount is specified, the default behavior will be to use Content-Length. This allows a malicious server to cause the client to read large amounts of data into memory, potentially causing OOM or other DoS.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2025-13836" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/14b1fdb0a94b96f86fc7b86671ea9582b8676628", "url": "https://github.com/python/cpython/commit/14b1fdb0a94b96f86fc7b86671ea9582b8676628" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/289f29b0fe38baf2d7cb5854f4bb573cc34a6a15", "url": "https://github.com/python/cpython/commit/289f29b0fe38baf2d7cb5854f4bb573cc34a6a15" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/4ce27904b597c77d74dd93f2c912676021a99155", "url": "https://github.com/python/cpython/commit/4ce27904b597c77d74dd93f2c912676021a99155" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/5a4c4a033a4a54481be6870aa1896fad732555b5", "url": "https://github.com/python/cpython/commit/5a4c4a033a4a54481be6870aa1896fad732555b5" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/5dc101675fd22918facbbe0fecdc821502beaaf0", "url": "https://github.com/python/cpython/commit/5dc101675fd22918facbbe0fecdc821502beaaf0" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/afc40bdd3dd71f343fd9016f6d8eebbacbd6587c", "url": "https://github.com/python/cpython/commit/afc40bdd3dd71f343fd9016f6d8eebbacbd6587c" }, { "category": "external", "summary": "https://github.com/python/cpython/issues/119451", "url": "https://github.com/python/cpython/issues/119451" }, { "category": "external", "summary": "https://github.com/python/cpython/pull/119454", "url": "https://github.com/python/cpython/pull/119454" }, { "category": "external", "summary": "https://mail.python.org/archives/list/security-announce@python.org/thread/OQ6G7MKRQIS3OAREC3HNG3D2DPOU34XO/", "url": "https://mail.python.org/archives/list/security-announce@python.org/thread/OQ6G7MKRQIS3OAREC3HNG3D2DPOU34XO/" } ], "release_date": "2025-12-01T18:16:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-6100", "cwe": { "id": "CWE-825", "name": "Expired Pointer Dereference" }, "notes": [ { "category": "description", "text": "Use-after-free (UAF) was possible in the `lzma.LZMADecompressor`, `bz2.BZ2Decompressor`, and `gzip.GzipFile` when a memory allocation fails with a `MemoryError` and the decompression instance is re-used. This scenario can be triggered if the process is under memory pressure. The fix cleans up the dangling pointer in this specific error condition.\nThe vulnerability is only present if the program re-uses decompressor instances across multiple decompression calls even after a `MemoryError` is raised during decompression. Using the helper functions to one-shot decompress data such as `lzma.decompress()`, `bz2.decompress()`, `gzip.decompress()`, and `zlib.decompress()` are not affected as a new decompressor instance is used per call. If the decompressor instance is not re-used after an error condition, this usage is similarly not vulnerable.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2026-6100" } ], "release_date": "2026-04-13T18:16:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2025-8194", "cwe": { "id": "CWE-835", "name": "Loop with Unreachable Exit Condition ('Infinite Loop')" }, "notes": [ { "category": "description", "text": "There is a defect in the CPython “tarfile” module affecting the “TarFile” extraction and entry enumeration APIs. The tar implementation would process tar archives with negative offsets without error, resulting in an infinite loop and deadlock during the parsing of maliciously crafted tar archives. \nThis vulnerability can be mitigated by including the following patch after importing the “tarfile” module:  https://gist.github.com/sethmlarson/1716ac5b82b73dbcbf23ad2eff8b33e1", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2025-8194" } ], "release_date": "2025-07-28T18:42:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2025-4435", "cwe": { "id": "CWE-706", "name": "Use of Incorrectly-Resolved Name or Reference" }, "notes": [ { "category": "description", "text": "When using a TarFile.errorlevel = 0 and extracting with a filter the documented behavior is that any filtered members would be skipped and not extracted. However the actual behavior of TarFile.errorlevel = 0 in affected versions is that the member would still be extracted and not skipped.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2025-4435" } ], "release_date": "2025-06-03T12:59:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2024-12718", "cwe": { "id": "CWE-22", "name": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')" }, "notes": [ { "category": "description", "text": "Allows modifying some file metadata (e.g. last modified) with filter=\"data\" or file permissions (chmod) with filter=\"tar\" of files outside the extraction directory.\nYou are affected by this vulnerability if using the tarfile module to extract untrusted tar archives using TarFile.extractall() or TarFile.extract() using the filter= parameter with a value of \"data\" or \"tar\". See the tarfile extraction filters documentation https://docs.python.org/3/library/tarfile.html#tarfile-extraction-filter  for more information. Only Python versions 3.12 or later are affected by these vulnerabilities, earlier versions don't include the extraction filter feature.\nNote that for Python 3.14 or later the default value of filter= changed from \"no filtering\" to `\"data\", so if you are relying on this new default behavior then your usage is also affected.\nNote that none of these vulnerabilities significantly affect the installation of source distributions which are tar archives as source distributions already allow arbitrary code execution during the build process. However when evaluating source distributions it's important to avoid installing source distributions with suspicious links.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2024-12718" } ], "release_date": "2025-06-03T12:59:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2025-15366", "cwe": { "id": "CWE-77", "name": "Improper Neutralization of Special Elements used in a Command ('Command Injection')" }, "notes": [ { "category": "description", "text": "The imaplib module, when passed a user-controlled command, can have additional commands injected using newlines. Mitigation rejects commands containing control characters.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2025-15366" } ], "release_date": "2026-01-20T22:15:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2025-15367", "cwe": { "id": "CWE-77", "name": "Improper Neutralization of Special Elements used in a Command ('Command Injection')" }, "notes": [ { "category": "description", "text": "The poplib module, when passed a user-controlled command, can have\nadditional commands injected using newlines. Mitigation rejects commands\ncontaining control characters.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2025-15367" } ], "release_date": "2026-01-20T21:47:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-1299", "cwe": { "id": "CWE-93", "name": "Improper Neutralization of CRLF Sequences ('CRLF Injection')" }, "notes": [ { "category": "description", "text": "The \nemail module, specifically the \"BytesGenerator\" class, didn’t properly quote newlines for email headers when \nserializing an email message allowing for header injection when an email\nis serialized. This is only applicable if using \"LiteralHeader\" writing headers that don't respect email folding rules, the new behavior will reject the incorrectly folded headers in \"BytesGenerator\".", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2026-1299" } ], "release_date": "2026-01-23T16:27:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2025-4138", "cwe": { "id": "CWE-22", "name": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')" }, "notes": [ { "category": "description", "text": "Allows the extraction filter to be ignored, allowing symlink targets to point outside the destination directory, and the modification of some file metadata.\nYou are affected by this vulnerability if using the tarfile module to extract untrusted tar archives using TarFile.extractall() or TarFile.extract() using the filter= parameter with a value of \"data\" or \"tar\". See the tarfile extraction filters documentation https://docs.python.org/3/library/tarfile.html#tarfile-extraction-filter  for more information.\nNote that for Python 3.14 or later the default value of filter= changed from \"no filtering\" to `\"data\", so if you are relying on this new default behavior then your usage is also affected.\nNote that none of these vulnerabilities significantly affect the installation of source distributions which are tar archives as source distributions already allow arbitrary code execution during the build process. However when evaluating source distributions it's important to avoid installing source distributions with suspicious links.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2025-4138" } ], "release_date": "2025-06-03T12:59:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-3644", "cwe": { "id": "CWE-20", "name": "Improper Input Validation" }, "notes": [ { "category": "description", "text": "The fix for CVE-2026-0672, which rejected control characters in http.cookies.Morsel, was incomplete. The Morsel.update(), |= operator, and unpickling paths were not patched, allowing control characters to bypass input validation. Additionally, BaseCookie.js_output() lacked the output validation applied to BaseCookie.output().", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2026-3644" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/556aa098e738b127c714866f819b4abe2f7593d8", "url": "https://github.com/python/cpython/commit/556aa098e738b127c714866f819b4abe2f7593d8" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/57e88c1cf95e1481b94ae57abe1010469d47a6b4", "url": "https://github.com/python/cpython/commit/57e88c1cf95e1481b94ae57abe1010469d47a6b4" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/62ceb396fcbe69da1ded3702de586f4072b590dd", "url": "https://github.com/python/cpython/commit/62ceb396fcbe69da1ded3702de586f4072b590dd" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/d16ecc6c3626f0e2cc8f08c309c83934e8a979dd", "url": "https://github.com/python/cpython/commit/d16ecc6c3626f0e2cc8f08c309c83934e8a979dd" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/dae4b1a21f8df4570e30986affd61bbe4ade4cef", "url": "https://github.com/python/cpython/commit/dae4b1a21f8df4570e30986affd61bbe4ade4cef" }, { "category": "external", "summary": "https://github.com/python/cpython/issues/145599", "url": "https://github.com/python/cpython/issues/145599" }, { "category": "external", "summary": "https://github.com/python/cpython/pull/145600", "url": "https://github.com/python/cpython/pull/145600" }, { "category": "external", "summary": "https://mail.python.org/archives/list/security-announce@python.org/thread/H6CADMBCDRFGWCMOXWUIHFJNV43GABJ7/", "url": "https://mail.python.org/archives/list/security-announce@python.org/thread/H6CADMBCDRFGWCMOXWUIHFJNV43GABJ7/" } ], "release_date": "2026-03-16T18:16:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-4519", "cwe": { "id": "CWE-20", "name": "Improper Input Validation" }, "notes": [ { "category": "description", "text": "The webbrowser.open() API would accept leading dashes in the URL which \ncould be handled as command line options for certain web browsers. New \nbehavior rejects leading dashes. Users are recommended to sanitize URLs \nprior to passing to webbrowser.open().", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2026-4519" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/3681d47a440865aead912a054d4599087b4270dd", "url": "https://github.com/python/cpython/commit/3681d47a440865aead912a054d4599087b4270dd" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/43fe06b96f6a6cf5cfd5bdab20b8649374956866", "url": "https://github.com/python/cpython/commit/43fe06b96f6a6cf5cfd5bdab20b8649374956866" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/591ed890270c5697b013bf637029fb3e6cd2d73e", "url": "https://github.com/python/cpython/commit/591ed890270c5697b013bf637029fb3e6cd2d73e" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/594b5a05dc9913880ac92eded440defbf32a28d1", "url": "https://github.com/python/cpython/commit/594b5a05dc9913880ac92eded440defbf32a28d1" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/82a24a4442312bdcfc4c799885e8b3e00990f02b", "url": 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"https://access.redhat.com/errata/RHSA-2026:9705", "url": "https://access.redhat.com/errata/RHSA-2026:9705" }, { "category": "external", "summary": "https://access.redhat.com/errata/RHSA-2026:9745", "url": "https://access.redhat.com/errata/RHSA-2026:9745" }, { "category": "external", "summary": "https://access.redhat.com/security/cve/CVE-2026-4519", "url": "https://access.redhat.com/security/cve/CVE-2026-4519" }, { "category": "external", "summary": "https://bugzilla.redhat.com/show_bug.cgi?id=2449649", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2449649" }, { "category": "external", "summary": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4519.json", "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4519.json" } ], "release_date": "2026-03-20T15:16:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Low" } ] }, { "cve": "CVE-2025-4330", "cwe": { "id": "CWE-22", "name": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')" }, "notes": [ { "category": "description", "text": "Allows the extraction filter to be ignored, allowing symlink targets to point outside the destination directory, and the modification of some file metadata.\nYou are affected by this vulnerability if using the tarfile module to extract untrusted tar archives using TarFile.extractall() or TarFile.extract() using the filter= parameter with a value of \"data\" or \"tar\". See the tarfile extraction filters documentation https://docs.python.org/3/library/tarfile.html#tarfile-extraction-filter  for more information.\nNote that for Python 3.14 or later the default value of filter= changed from \"no filtering\" to `\"data\", so if you are relying on this new default behavior then your usage is also affected.\nNote that none of these vulnerabilities significantly affect the installation of source distributions which are tar archives as source distributions already allow arbitrary code execution during the build process. However when evaluating source distributions it's important to avoid installing source distributions with suspicious links.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2025-4330" } ], "release_date": "2025-06-03T12:58:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2024-9287", "cwe": { "id": "CWE-428", "name": "Unquoted Search Path or Element" }, "notes": [ { "category": "description", "text": "A vulnerability has been found in the CPython `venv` module and CLI where path names provided when creating a virtual environment were not quoted properly, allowing the creator to inject commands into virtual environment \"activation\" scripts (ie \"source venv/bin/activate\"). This means that attacker-controlled virtual environments are able to run commands when the virtual environment is activated. Virtual environments which are not created by an attacker or which aren't activated before being used (ie \"./venv/bin/python\") are not affected.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2024-9287" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/633555735a023d3e4d92ba31da35b1205f9ecbd7", "url": "https://github.com/python/cpython/commit/633555735a023d3e4d92ba31da35b1205f9ecbd7" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/8450b2482586857d689b6658f08de9c8179af7db", "url": "https://github.com/python/cpython/commit/8450b2482586857d689b6658f08de9c8179af7db" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/9286ab3a107ea41bd3f3c3682ce2512692bdded8", "url": "https://github.com/python/cpython/commit/9286ab3a107ea41bd3f3c3682ce2512692bdded8" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/ae961ae94bf19c8f8c7fbea3d1c25cc55ce8ae97", "url": "https://github.com/python/cpython/commit/ae961ae94bf19c8f8c7fbea3d1c25cc55ce8ae97" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/d48cc82ed25e26b02eb97c6263d95dcaa1e9111b", "url": "https://github.com/python/cpython/commit/d48cc82ed25e26b02eb97c6263d95dcaa1e9111b" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/e52095a0c1005a87eed2276af7a1f2f66e2b6483", "url": "https://github.com/python/cpython/commit/e52095a0c1005a87eed2276af7a1f2f66e2b6483" }, { "category": "external", "summary": "https://github.com/python/cpython/issues/124651", "url": "https://github.com/python/cpython/issues/124651" }, { "category": "external", "summary": "https://github.com/python/cpython/pull/124712", "url": "https://github.com/python/cpython/pull/124712" }, { "category": "external", "summary": "https://mail.python.org/archives/list/security-announce@python.org/thread/RSPJ2B5JL22FG3TKUJ7D7DQ4N5JRRBZL/", "url": "https://mail.python.org/archives/list/security-announce@python.org/thread/RSPJ2B5JL22FG3TKUJ7D7DQ4N5JRRBZL/" }, { "category": "external", "summary": "https://lists.debian.org/debian-lts-announce/2024/11/msg00024.html", "url": "https://lists.debian.org/debian-lts-announce/2024/11/msg00024.html" }, { "category": "external", "summary": "https://lists.debian.org/debian-lts-announce/2024/12/msg00000.html", "url": "https://lists.debian.org/debian-lts-announce/2024/12/msg00000.html" }, { "category": "external", "summary": "https://security.netapp.com/advisory/ntap-20250425-0006/", "url": "https://security.netapp.com/advisory/ntap-20250425-0006/" } ], "release_date": "2024-10-22T17:15:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-9669", "notes": [ { "category": "description", "text": "bz2.BZ2Decompressor objects could be reused after a decompression error. If an application caught the resulting OSError and retried with the same decompressor, crafted input could cause the decompressor to resume from an invalid internal state and perform out-of-bounds writes to a stack buffer. This could crash the process when processing untrusted data.", "title": "Vulnerability description" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2026-9669" } ], "release_date": "2026-06-08T23:17:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "threats": [ { "category": "impact", "details": "Critical" } ] }, { "cve": "CVE-2025-4517", "cwe": { "id": "CWE-22", "name": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')" }, "notes": [ { "category": "description", "text": "Allows arbitrary filesystem writes outside the extraction directory during extraction with filter=\"data\".\nYou are affected by this vulnerability if using the tarfile module to extract untrusted tar archives using TarFile.extractall() or TarFile.extract() using the filter= parameter with a value of \"data\" or \"tar\". See the tarfile extraction filters documentation https://docs.python.org/3/library/tarfile.html#tarfile-extraction-filter  for more information.\nNote that for Python 3.14 or later the default value of filter= changed from \"no filtering\" to `\"data\", so if you are relying on this new default behavior then your usage is also affected.\nNote that none of these vulnerabilities significantly affect the installation of source distributions which are tar archives as source distributions already allow arbitrary code execution during the build process. However when evaluating source distributions it's important to avoid installing source distributions with suspicious links.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2025-4517" } ], "release_date": "2025-06-03T12:58:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-4224", "cwe": { "id": "CWE-674", "name": "Uncontrolled Recursion" }, "notes": [ { "category": "description", "text": "When an Expat parser with a registered ElementDeclHandler parses an inline\ndocument type definition containing a deeply nested content model a C stack\noverflow occurs.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2026-4224" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/196edfb06a7458377d4d0f4b3cd41724c1f3bd4a", "url": "https://github.com/python/cpython/commit/196edfb06a7458377d4d0f4b3cd41724c1f3bd4a" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/642865ddf4b232da1f3b1f7abcfa3254c4bfe785", "url": "https://github.com/python/cpython/commit/642865ddf4b232da1f3b1f7abcfa3254c4bfe785" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/af856a7177326ac25d9f66cc6dd28b554d914fee", "url": "https://github.com/python/cpython/commit/af856a7177326ac25d9f66cc6dd28b554d914fee" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/e0a8a6da90597a924b300debe045cdb4628ee1f3", "url": "https://github.com/python/cpython/commit/e0a8a6da90597a924b300debe045cdb4628ee1f3" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/eb0e8be3a7e11b87d198a2c3af1ed0eccf532768", "url": "https://github.com/python/cpython/commit/eb0e8be3a7e11b87d198a2c3af1ed0eccf532768" }, { "category": "external", "summary": "https://github.com/python/cpython/issues/145986", "url": "https://github.com/python/cpython/issues/145986" }, { "category": "external", "summary": "https://github.com/python/cpython/pull/145987", "url": "https://github.com/python/cpython/pull/145987" }, { "category": "external", "summary": "https://mail.python.org/archives/list/security-announce@python.org/thread/5M7CGUW3XBRY7II4DK43KF7NQQ3TPZ6R/", "url": "https://mail.python.org/archives/list/security-announce@python.org/thread/5M7CGUW3XBRY7II4DK43KF7NQQ3TPZ6R/" }, { "category": "external", "summary": "http://www.openwall.com/lists/oss-security/2026/03/16/4", "url": "http://www.openwall.com/lists/oss-security/2026/03/16/4" } ], "release_date": "2026-03-16T18:16:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-15308", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "notes": [ { "category": "description", "text": "The incremental HTML parser (html.parser.HTMLParser) allows for CPU\ndenial-of-service through repeated unterminated markup declarations when\nprocessing uncontrolled data.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2026-15308" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/07efb08123ba9367a7107325adb9d5626dca1ca9", "url": "https://github.com/python/cpython/commit/07efb08123ba9367a7107325adb9d5626dca1ca9" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/7933f4bf7131aa4140750f9404f5de0aa2969ced", "url": "https://github.com/python/cpython/commit/7933f4bf7131aa4140750f9404f5de0aa2969ced" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/bcf98ddbc40ec9b3ee87da0124a5660b19b7e606", "url": "https://github.com/python/cpython/commit/bcf98ddbc40ec9b3ee87da0124a5660b19b7e606" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/e9f92ac0b298292e7ff998e52cb8ccacfb27a0bd", "url": "https://github.com/python/cpython/commit/e9f92ac0b298292e7ff998e52cb8ccacfb27a0bd" }, { "category": "external", "summary": "https://github.com/python/cpython/issues/153030", "url": "https://github.com/python/cpython/issues/153030" }, { "category": "external", "summary": "https://github.com/python/cpython/pull/153031", "url": "https://github.com/python/cpython/pull/153031" }, { "category": "external", "summary": "https://mail.python.org/archives/list/security-announce@python.org/thread/F6453LWKSHKCTWFLCOURWPLETNUIW2Z5/", "url": "https://mail.python.org/archives/list/security-announce@python.org/thread/F6453LWKSHKCTWFLCOURWPLETNUIW2Z5/" }, { "category": "external", "summary": "http://www.openwall.com/lists/oss-security/2026/07/09/4", "url": "http://www.openwall.com/lists/oss-security/2026/07/09/4" } ], "release_date": "2026-07-09T17:16:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] }, { "cve": "CVE-2026-7210", "cwe": { "id": "CWE-331", "name": "Insufficient Entropy" }, "notes": [ { "category": "description", "text": "`xml.parsers.expat` and `xml.etree.ElementTree` use insufficient entropy for Expat hash-flooding protection, which allows a crafted XML document to trigger hash flooding.\\r\\n\\r\\nFully mitigating this vulnerability requires both updating libexpat to 2.8.0 or later and applying this patch.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els-alt-python/cve/CVE-2026-7210" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/24b8f12544468e4cedf5bfbe25442fcd495391e4", "url": "https://github.com/python/cpython/commit/24b8f12544468e4cedf5bfbe25442fcd495391e4" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/3573b3b1ecbd99030a0b18658e1bfece771b2566", "url": "https://github.com/python/cpython/commit/3573b3b1ecbd99030a0b18658e1bfece771b2566" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/eeea765cb9d8f1fc3d8918b272ac3c477983f27a", "url": "https://github.com/python/cpython/commit/eeea765cb9d8f1fc3d8918b272ac3c477983f27a" }, { "category": "external", "summary": "https://github.com/python/cpython/commit/fc9b11ff49cbc82e6f917d07a61517a2b5f3145f", "url": "https://github.com/python/cpython/commit/fc9b11ff49cbc82e6f917d07a61517a2b5f3145f" }, { "category": "external", "summary": "https://github.com/python/cpython/issues/149018", "url": "https://github.com/python/cpython/issues/149018" }, { "category": "external", "summary": "https://github.com/python/cpython/pull/149023", "url": "https://github.com/python/cpython/pull/149023" }, { "category": "external", "summary": "https://mail.python.org/archives/list/security-announce@python.org/thread/PNY5OMBDPM2FRUZTWFFPJ6LISWKV627K/", "url": "https://mail.python.org/archives/list/security-announce@python.org/thread/PNY5OMBDPM2FRUZTWFFPJ6LISWKV627K/" }, { "category": "external", "summary": "http://www.openwall.com/lists/oss-security/2026/05/11/13", "url": "http://www.openwall.com/lists/oss-security/2026/05/11/13" }, { "category": "external", "summary": "http://www.openwall.com/lists/oss-security/2026/05/11/8", "url": "http://www.openwall.com/lists/oss-security/2026/05/11/8" } ], "release_date": "2026-05-11T18:16:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-07-24T09:41:51.908906Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106", "product_ids": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ], "url": "https://cve.tuxcare.com/els-alt-python/releases/CLSA-2026:1784886106" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "Ubuntu-20:alt-python38-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-debug-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-devel-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-idle-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-libs-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-test-0:3.8.20-23.amd64", "Ubuntu-20:alt-python38-tkinter-0:3.8.20-23.amd64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ] } ] }