CVE-2025-62229
HIGH7.3EPSS 0.02%xorg-server - security update
Published: 10/30/2025Modified: 4/28/2026
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.
Affected packages (4)
- Debian/xorg-serverfrom 0, < 2:1.20.11-1+deb11u17
- Debian/xorg-serverfrom 0, < 2:1.20.11-1+deb11u17
- Debian/xorg-serverfrom 0, < 2:21.1.7-3+deb12u11
- Debian/xwaylandfrom 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H |