CVE-2025-49179
HIGH7.3EPSS 0.18%Published: 6/17/2025Modified: 4/28/2026
Description
A flaw was found in the X Record extension. The RecordSanityCheckRegisterClients function does not check for an integer overflow when computing request length, which allows a client to bypass length checks.
Affected packages (2)
- Debian/xorg-serverfrom 0, < 2:1.20.11-1+deb11u16
- 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:H/I:L/A:H |