CVE-2025-62229 – Xorg: xmayland: use-after-free in xpresentnotify structure creation

CVE ID : CVE-2025-62229

Published : Oct. 30, 2025, 6:15 a.m. | 1 hour, 10 minutes ago

Description : A flaw was found in the X.Org X server and Xwayland when processing X11 Present extension notifications. Improper error handling during notification creation can leave dangling pointers that lead to a use-after-free condition. This can cause memory corruption or a crash, potentially allowing an attacker to execute arbitrary code or cause a denial of service.

Severity: 7.3 | HIGH

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