CVE-2013-1792: Linux Kernel

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

Race condition in the install_user_keyrings function in security/keys/process_keys.c in the Linux kernel before 3.8.3 allows local users to cause a denial of service (NULL pointer dereference and system crash) via crafted keyctl system calls that trigger keyring operations in simultaneous threads.

Affected products

• Linux Linux Kernel: up to and including 3.8.2; version 3.8.0 only; version 3.8.1 only

Published 2013-03-22. Last modified 2026-06-16.