Integer Overflow or Wraparound Affecting xwayland package, versions <24.1.7-r0


Severity

Recommended
0.0
medium
0
10

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  • Snyk IDSNYK-ALPINE322-XWAYLAND-10379402
  • published18 Jun 2025
  • disclosed17 Jun 2025

Introduced: 17 Jun 2025

NewCVE-2025-49176  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Alpine:3.22 xwayland to version 24.1.7-r0 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 Alpine. See How to fix? for Alpine:3.22 relevant fixed versions and status.

A flaw was found in the Big Requests extension. The request length is multiplied by 4 before checking against the maximum allowed size, potentially causing an integer overflow and bypassing the size check.

CVSS Base Scores

version 3.1