CVE-2005-3106: Canonical Ubuntu Linux

Medium severity, CVSS 4.7. EPSS: 0.3% chance of exploitation in the next 30 days.

Race condition in Linux 2.6, when threads are sharing memory mapping via CLONE_VM (such as linuxthreads and vfork), might allow local users to cause a denial of service (deadlock) by triggering a core dump while waiting for a thread that has just performed an exec.

Affected products

• Canonical Ubuntu Linux: version 4.10 only; version 5.04 only
• Debian Debian Linux: version 3.1 only
• Linux Linux Kernel: version 2.6.0 only

Published 2005-09-30. Last modified 2026-06-16.