CVE-2009-0676: Linux Kernel

Low severity, CVSS 2.1. EPSS: 0.7% chance of exploitation in the next 30 days.

The sock_getsockopt function in net/core/sock.c in the Linux kernel before 2.6.28.6 does not initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel memory via an SO_BSDCOMPAT getsockopt request.

Affected products

• Linux Linux Kernel: up to and including 2.6.28.5; version 2.6 only; version 2.6.0 only; version 2.6.1 only; version 2.6.2 only; version 2.6.3 only; …

Published 2009-02-22. Last modified 2026-06-16.