CVE-2022-46341
HIGH8.8EPSS 1.1%Published: 12/14/2022Modified: 4/28/2026
Description
A vulnerability was found in X.Org. This security flaw occurs because the handler for the XIPassiveUngrab request accesses out-of-bounds memory when invoked with a high keycode or button code. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.
Affected packages (2)
- Debian/xorg-serverfrom 0, < 2:1.20.11-1+deb11u4
- Debian/xwaylandfrom 0, < 2:22.1.6-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |