[CLSA-2026:1790583885] xorg-x11-server: Fix of 2 CVEs
Type:
security
Severity:
Moderate
Release date:
2026-09-28 08:24:56 UTC
Description:
- CVE-2026-50262: fix reversed request length check in GLX ChangeDrawableAttributes leading to out-of-bounds read/write - CVE-2026-50263: fix use-after-free of the screen private in ScreenSaver CreateSaverWindow() after CheckScreenPrivate() - CVE-2026-55999: fix heap buffer overflow in glamor_font_get() on fonts with per-glyph metrics exceeding maxbounds
CVEs fixed:
Updated packages:
  • xorg-x11-server-Xdmx-1.20.4-99.el7_9.tuxcare.els14.i686.rpm
    sha:6071bc4eb48d2c3988b44a739c8648004090129cbe9ba8688f934a0406afc687
  • xorg-x11-server-Xdmx-1.20.4-99.el7_9.tuxcare.els14.x86_64.rpm
    sha:6dd114cbaf4021c198c3dc6c300c29d4602bf1290d426522dae4bf053bf0cb8f
  • xorg-x11-server-Xephyr-1.20.4-99.el7_9.tuxcare.els14.i686.rpm
    sha:12a37b53649764af0351f5c1e1e69cdfc271f7f1e9bb1ffe7da06d0d9ee1be43
  • xorg-x11-server-Xephyr-1.20.4-99.el7_9.tuxcare.els14.x86_64.rpm
    sha:6c3e195a3679e567f29058f72e8bddd1d212ae4d288386bd8c11594505741609
  • xorg-x11-server-Xnest-1.20.4-99.el7_9.tuxcare.els14.i686.rpm
    sha:15758bdc7e925cf3fd5969a58bcb56ecbbf4bc484e956c29b60cf7f6584ac750
  • xorg-x11-server-Xnest-1.20.4-99.el7_9.tuxcare.els14.x86_64.rpm
    sha:57b1db91d28f6c4256f993159e2e7549c3b86bbce61822bc989df2b5fbe4c9d0
  • xorg-x11-server-Xorg-1.20.4-99.el7_9.tuxcare.els14.i686.rpm
    sha:b8eea57c198589006401b079c6b9f229a59f4e452bc4caec35ee91444fd50f00
  • xorg-x11-server-Xorg-1.20.4-99.el7_9.tuxcare.els14.x86_64.rpm
    sha:b32b329fb7a9543eb57c538278f5e9f213e19e03b8b049e6a4136b6f627d70d7
  • xorg-x11-server-Xvfb-1.20.4-99.el7_9.tuxcare.els14.i686.rpm
    sha:c49d8fc872d2e62166e80d70f98c147f79ff301afb6c4d49df2bfbc471ef2e73
  • xorg-x11-server-Xvfb-1.20.4-99.el7_9.tuxcare.els14.x86_64.rpm
    sha:d6867483d953c6c21995b4d2702fd3d2d55e9ceb250a5debd0ebae633003cb02
  • xorg-x11-server-Xwayland-1.20.4-99.el7_9.tuxcare.els14.i686.rpm
    sha:84585dd44362c260131eb7073e8147b8263b524fb1712280e8ac23ad70b9fa1f
  • xorg-x11-server-Xwayland-1.20.4-99.el7_9.tuxcare.els14.x86_64.rpm
    sha:7553919f10d6ee98f8f3d1da329cfd04e2d828a730dab08a25910d4a4d8cbd0a
  • xorg-x11-server-common-1.20.4-99.el7_9.tuxcare.els14.i686.rpm
    sha:c352507865a3c1be9bd33790afb621ca2f9ae51503a530c0b248e24d0289e822
  • xorg-x11-server-common-1.20.4-99.el7_9.tuxcare.els14.x86_64.rpm
    sha:e58783c6b4f1cca0bf64dca27d4b64eff18740e236c007fa53e8b16ee6898af3
  • xorg-x11-server-devel-1.20.4-99.el7_9.tuxcare.els14.i686.rpm
    sha:2c5cfdc403a160dd914ec89b8732aa33d61d7d0c6eb6793cb406e99e250c0902
  • xorg-x11-server-devel-1.20.4-99.el7_9.tuxcare.els14.x86_64.rpm
    sha:74d59e76956d8e3c8214d411874935e37778f240b85ea7b02ea43d96663430c4
  • xorg-x11-server-source-1.20.4-99.el7_9.tuxcare.els14.noarch.rpm
    sha:edc9af9224208cb6f06274730cfb953411bd4ead68d19a0f352ec26e07f16a43
Notes:
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