CVE-2012-0943: Canonical Ubuntu Linux

Low severity, CVSS 2.1. EPSS: 0.8% chance of exploitation in the next 30 days.

debian/guest-account in Light Display Manager (lightdm) 1.0.x before 1.0.6 and 1.1.x before 1.1.7, as used in Ubuntu Linux 11.10, allows local users to delete arbitrary files via a space in the name of a file in /tmp. NOTE: this identifier was SPLIT per ADT1/ADT2 due to different codebases and affected versions. CVE-2012-6648 has been assigned for the gdm-guest-session issue.

Affected products

• Canonical Ubuntu Linux: version 11.10 only
• Robert Ancell Lightdm: version 1.0.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.3 only; version 1.0.4 only; version 1.0.5 only; …

Published 2014-05-22. Last modified 2026-06-16.