Out-of-bounds Read Affecting xorg/xwayland package, versions [1.6.0,23.2.3)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.41% (61st percentile)

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  • Snyk IDSNYK-UNMANAGED-XORGXWAYLAND-11431291
  • published4 Aug 2025
  • disclosed13 Dec 2023
  • creditUnknown

Introduced: 13 Dec 2023

CVE-2023-6377  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade xorg/xwayland to version 23.2.3 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Read in XKB button actions. An attacker can achieve local privilege escalation or potentially execute code remotely in scenarios where X11 forwarding is enabled.

CVSS Base Scores

version 3.1