Linux · SUSE Linux Enterprise · Security advisory · April 14, 2026

SUSE-SU-2026:1328-1: xwayland security update

SUSE-SU-2026:1328-1, released April 14, 2026, fixes 5 CVEs in xwayland (version 24.1.5-150700.3.14.1). None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent
CVEs closed
5
1 rated Critical
Exploited
0
None reported
Highest CVSS
9.1
Base score, 0 to 10
Highest EPSS
0.0049
42nd percentile

Priority of the 5 CVEs

Patch now 0 Urgent 1 High 4 Routine 0

Fixed package versions

ProductReleaseFixed in
xwaylandsles 15.724.1.5-150700.3.14.1

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Urgent CVE-2026-34002 xorg-x11-server: XKB Out-of-bounds read in CheckModifierMap() (bsc#1260925).9.1 0.0049 None reported
High CVE-2026-34000 xorg-x11-server: XKB out-of-bounds read in CheckSetGeom() (bsc#1260923).9.1 0.0049 None reported
High CVE-2026-33999 Xorg: xwayland: x.org x server: denial of service via integer underflow in xkb compatibility map handling7.8 0.0038 None reported
High CVE-2026-34001 xorg-x11-server: XSYNC use-after-free in miSyncTriggerFence() (bsc#1260924).7.8 0.0026 None reported
High CVE-2026-34003 xorg-x11-server: XKB Buffer overflow in CheckKeyTypes() (bsc#1260926).7.8 0.0025 None reported
Showing 1 to 5 of 5 1

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