CVE-2013-2237: Linux Kernel

Low severity, CVSS 2.1. EPSS: 0.5% chance of exploitation in the next 30 days.

The key_notify_policy_flush function in net/key/af_key.c in the Linux kernel before 3.9 does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel heap memory by reading a broadcast message from the notify_policy interface of an IPSec key_socket.

Affected products

• Linux Linux Kernel: up to and including 3.8.13; version 3.0 only; version 3.0.1 only; version 3.0.2 only; version 3.0.3 only; version 3.0.4 only; …

Published 2013-07-04. Last modified 2026-06-16.