Out-of-bounds Read Affecting xwayland package, versions <2:23.2.6-1ubuntu0.6


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.01% (2nd percentile)

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  • Snyk IDSNYK-UBUNTU2404-XWAYLAND-10379249
  • published18 Jun 2025
  • disclosed17 Jun 2025

Introduced: 17 Jun 2025

NewCVE-2025-49175  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Ubuntu:24.04 xwayland to version 2:23.2.6-1ubuntu0.6 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xwayland package and not the xwayland package as distributed by Ubuntu. See How to fix? for Ubuntu:24.04 relevant fixed versions and status.

A flaw was found in the X Rendering extension's handling of animated cursors. If a client provides no cursors, the server assumes at least one is present, leading to an out-of-bounds read and potential crash.

References

CVSS Base Scores

version 3.1