CVE-2012-0064: X X.org x11

Medium severity, CVSS 4.6. EPSS: 0.4% chance of exploitation in the next 30 days.

xkeyboard-config before 2.5 in X.Org before 7.6 enables certain XKB debugging functions by default, which allows physically proximate attackers to bypass an X screen lock via keyboard combinations that break the input grab.

Affected products

• X X.org x11: up to and including 7.5; version 1.0 only; version 3.0 only; version 4.0 only; version 5.0 only; version 6.0 only; …
• Xkeyboard Config Project Xkeyboard-Config: up to and including 2.4; version 2.0 only; version 2.1 only; version 2.2 only; version 2.3 only

Published 2014-02-10. Last modified 2026-06-16.