CVE-2022-49737

7.7 HIGH
Published: March 16, 2025 Modified: April 15, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?att=1;bug=1081338;filename=dix-Hold-input-lock-for-AttachDevice.patch;msg=5
Source: cve@mitre.org
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1081338
Source: cve@mitre.org
https://gitlab.freedesktop.org/xorg/xserver/-/commit/dc7cb45482cea6ccec22d117ca0b489500b4d0a0
Source: cve@mitre.org
https://gitlab.freedesktop.org/xorg/xserver/-/issues/1260
Source: cve@mitre.org
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1081338
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.7 / 10.0
EPSS (Exploit Probability)
0.2%
42th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-413

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