CVEvulnerability
CVE-2022-49737
7.7 HIGH
Official page ↗
- Status
- Deferred
- Published
- 2025-03-16
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.7 HIGH — CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H
- Weaknesses
- CWE-413
Description
In X.Org X server 20.11 through 21.1.16, when a client application uses easystroke for mouse gestures, the main thread modifies various data structures used by the input thread without acquiring a lock, aka a race condition. In particular, AttachDevice in dix/devices.c does not acquire an input lock.
Related
Weakness · CWE (1)
- CWE-413 Improper Resource Locking weakness
References
- https://bugs.debian.org/cgi-bin/bugreport.cgi?att=1;bug=1081338;filename=dix-Hold-input-lock-for-AttachDevice.patch;msg=5 bugs.debian.org
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1081338 bugs.debian.org
- https://gitlab.freedesktop.org/xorg/xserver/-/commit/dc7cb45482cea6ccec22d117ca0b489500b4d0a0 gitlab.freedesktop.org
- https://gitlab.freedesktop.org/xorg/xserver/-/issues/1260 gitlab.freedesktop.org
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1081338 bugs.debian.org