ALSA-2026:19344
ALSA-2026:19344 · Important: xorg-x11-server-Xwayland security update
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Xwayland is an X server for running X clients under Wayland. Security Fix(es): * xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling (CVE-2026-33999) * xorg: xwayland: X.Org X server: Use-after-free vulnerability leads to server crash and potential memory corruption (CVE-2026-34001) * xorg: xwayland: X.Org X server: Information exposure and denial of service via out-of-bounds memory access (CVE-2026-34003) 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.
Korrektur verfügbar
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Technologie-Stack: system
Betroffene Produkte und Versionen
xorg-x11-server-xwayland AlmaLinux:9
- Betroffene Versionsbereiche
- ECOSYSTEM: < 24.1.9-4.el9_8
Auf 24.1.9-4.el9_8 aktualisieren
xorg-x11-server-xwayland-devel AlmaLinux:9
- Betroffene Versionsbereiche
- ECOSYSTEM: < 24.1.9-4.el9_8
Auf 24.1.9-4.el9_8 aktualisieren
Originalquellen
- https://access.redhat.com/errata/RHSA-2026:19344
- https://access.redhat.com/security/cve/CVE-2026-33999
- https://access.redhat.com/security/cve/CVE-2026-34001
- https://access.redhat.com/security/cve/CVE-2026-34003
- https://bugzilla.redhat.com/2451106
- https://bugzilla.redhat.com/2451109
- https://bugzilla.redhat.com/2451113
- https://errata.almalinux.org/9/ALSA-2026-19344.html
- https://osv.dev/vulnerability/ALSA-2026:19344