ALSA-2026:95281: Moderate: xorg-x11-server-Xwayland security update
Published Nov 4, 2026
·Updated
Xwayland is an X server for running X clients under Wayland.
Security Fix(es):
xorg-x11-server: xorg-x11-server: arbitrary code execution via out-of-bounds write in XKB keycode handling (CVE-2026-93520)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected Software
1 affected componentFixes available
almalinux/xorg-x11-server-xwayland<21.1.3-20.el8_10.5
21.1.3-20.el8_10.5
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
almalinux/xorg-x11-server-Xwaylandto a version that resolves this vulnerability.Fixed in 21.1.3-20.el8_10.5
Event History
Nov 4, 2026
Advisory Published
via OSV·12:00 AM
Data Sourced
via OSV·12:00 AM
DescriptionAffected Software