VULNERABILITY INTELLIGENCE

CVE-2025-62230

CVSS score7.3 HIGH
EPSS probability0.28%
CISA KEVNot currently listed
Published2025-10-30
Last modified2026-07-01
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H

Description

A flaw was discovered in the X.Org X server’s X Keyboard (Xkb) extension when handling client resource cleanup. The software frees certain data structures without properly detaching related resources, leading to a use-after-free condition. This can cause memory corruption or a crash when affected clients disconnect.

Weakness classification

  • secalert@redhat.com: CWE-416

Primary references