Integer Overflow or Wraparound Affecting xorg-server package, versions [,21.1.19)
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- published31 Oct 2025
- disclosed29 Oct 2025
- creditJan-Niklas Sohn
Introduced: 29 Oct 2025
NewCVE-2025-62231 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade xorg-server to version 21.1.19 or higher.
Overview
Affected versions of this package are vulnerable to Integer Overflow or Wraparound in the XkbSetCompatMap() function. An attacker can cause memory corruption or crash the process by sending specially crafted input data that triggers overflow in an unsigned short in XkbCompatMap structure.