CVE-2025-62230

HighCVSS 7.3/10Last modified Jul 1, 2026

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.

Metrics

CVSS 3.1 7.3/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published
Oct 30, 2025
Last modified
Jul 1, 2026
NVD status
Analyzed

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CVE-2025-62230: High severity, CVSS 7.3 | Vulnix