CVE-2022-49737

Publication date 16 March 2025

Last updated 30 June 2025

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

7.7 · High

Score breakdown

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.

Read the notes from the security team

Why is this CVE low priority?

This is a minor severity issue

Learn more about Ubuntu priority

Status

Package Ubuntu Release Status
xorg 25.10 questing
Not affected
25.04 plucky
Not affected
24.10 oracular
Not affected
24.04 LTS noble
Not affected
22.04 LTS jammy
Not affected
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
xorg-server 25.10 questing
Fixed 2:21.1.18-1ubuntu1
25.04 plucky
Needs evaluation
24.10 oracular Ignored end of life, was needs-triage
24.04 LTS noble
Needs evaluation
22.04 LTS jammy
Needs evaluation
20.04 LTS focal
Needs evaluation
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation
14.04 LTS trusty
Needs evaluation
xwayland 25.10 questing
Needs evaluation
25.04 plucky
Needs evaluation
24.10 oracular Ignored end of life, was needs-triage
24.04 LTS noble
Needs evaluation
22.04 LTS jammy
Needs evaluation
20.04 LTS focal Not in release
xorg-server-hwe-16.04 25.10 questing Not in release
25.04 plucky Not in release
24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
16.04 LTS xenial
Needs evaluation
xorg-server-hwe-18.04 25.10 questing Not in release
25.04 plucky Not in release
24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic
Needs evaluation
xorg-hwe-16.04 25.10 questing Not in release
25.04 plucky Not in release
24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
16.04 LTS xenial
Not affected
xorg-hwe-18.04 25.10 questing Not in release
25.04 plucky Not in release
24.10 oracular Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
20.04 LTS focal Not in release
18.04 LTS bionic
Not affected

Notes

mdeslaur

xorg server is actually the xorg-server package the xorg package only contains docs xwayland package contains parts of xorg-server Upstream X.org developers have not released a new version for this issue. This is a minor issue and can wait to be bundled with the next round of X server updates.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
xorg-server

Severity score breakdown

Parameter Value
Base score 7.7 · High
Attack vector Network
Attack complexity High
Privileges required Low
User interaction None
Scope Changed
Confidentiality Low
Integrity impact Low
Availability impact High
Vector CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H

References

Other references