CVE-2025-49177
MEDIUM6.1EPSS 0.09%Published: 6/17/2025Modified: 4/28/2026
Description
A flaw was found in the XFIXES extension. The XFixesSetClientDisconnectMode handler does not validate the request length, allowing a client to read unintended memory from previous requests.
Affected packages (2)
- Debian/xorg-serverfrom 0, < 2:21.1.7-3+deb12u10
- Debian/xwaylandfrom 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L |