CVE-2022-49737

Public on 2025-03-16
Modified on 2025-03-18
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.
Severity
Medium severity
Medium
CVSS v3 Base Score
4.7
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
HAQM Linux 1 tigervnc Not Affected
HAQM Linux 2 - Core tigervnc Not Affected
HAQM Linux 2 - Core wayland Not Affected
HAQM Linux 2023 wayland Not Affected
HAQM Linux 1 xorg-x11-server Not Affected
HAQM Linux 2 - Core xorg-x11-server Not Affected
HAQM Linux 2023 xorg-x11-server 2025-04-09 ALAS2023-2025-939 Fixed
HAQM Linux 2023 xorg-x11-server-Xwayland Not Affected

CVSS Scores

Score Type Score Vector
HAQM Linux CVSSv3 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD CVSSv3 7.7 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H