RHSA-2026:26610
RHSA-2026:26610 · Red Hat Security Advisory: xorg-x11-server security, bug fix, and enhancement update
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This page shows selected source facts. See the linked advisories for the complete description and affected versions.
Red Hat Security Advisory: xorg-x11-server security, bug fix, and enhancement update
CVSS 7.8 · High · Fix available
- Published
- Updated
Stack: system
Affected products and versions
xorg-x11-server Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xdmx Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xdmx-debuginfo Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xephyr Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xephyr-debuginfo Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xnest Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xnest-debuginfo Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xorg Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xorg-debuginfo Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xvfb Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xvfb-debuginfo Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-common Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-debuginfo Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-debugsource Red Hat:enterprise_linux:9::appstream
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xdmx-debuginfo Red Hat:enterprise_linux:9::crb
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xephyr-debuginfo Red Hat:enterprise_linux:9::crb
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xnest-debuginfo Red Hat:enterprise_linux:9::crb
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xorg-debuginfo Red Hat:enterprise_linux:9::crb
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-xvfb-debuginfo Red Hat:enterprise_linux:9::crb
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-debuginfo Red Hat:enterprise_linux:9::crb
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-debugsource Red Hat:enterprise_linux:9::crb
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-devel Red Hat:enterprise_linux:9::crb
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
xorg-x11-server-source Red Hat:enterprise_linux:9::crb
- Affected ranges
- ECOSYSTEM: < 0:1.20.11-34.el9_8.2
Update to 0:1.20.11-34.el9_8.2
Original sources
- https://access.redhat.com/errata/RHSA-2026:26610
- https://access.redhat.com/security/updates/classification/#important
- https://bugzilla.redhat.com/show_bug.cgi?id=2485380
- https://bugzilla.redhat.com/show_bug.cgi?id=2485382
- https://bugzilla.redhat.com/show_bug.cgi?id=2485383
- https://bugzilla.redhat.com/show_bug.cgi?id=2485384
- https://bugzilla.redhat.com/show_bug.cgi?id=2485385
- https://bugzilla.redhat.com/show_bug.cgi?id=2485386
- https://bugzilla.redhat.com/show_bug.cgi?id=2485387
- https://bugzilla.redhat.com/show_bug.cgi?id=2485388
- https://bugzilla.redhat.com/show_bug.cgi?id=2485389
- https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_26610.json
- https://access.redhat.com/security/cve/CVE-2026-50256
- https://www.cve.org/CVERecord?id=CVE-2026-50256
- https://nvd.nist.gov/vuln/detail/CVE-2026-50256
- https://gitlab.freedesktop.org/xorg/xserver/-/commit/bb5158f962dc935e58ef8b4b5fcb31be201a6e07
- https://lists.x.org/archives/xorg-announce/2026-June/003702.html
- https://redhat.atlassian.net/browse/PSIRTSUPT-16950
- https://access.redhat.com/security/cve/CVE-2026-50257
- https://www.cve.org/CVERecord?id=CVE-2026-50257
- https://nvd.nist.gov/vuln/detail/CVE-2026-50257
- https://gitlab.freedesktop.org/xorg/xserver/-/commit/f5abfb61994471023d8c6470428c8e30c411cc0b
- https://access.redhat.com/security/cve/CVE-2026-50258
- https://osv.dev/vulnerability/RHSA-2026:26610