CVE-2013-5710: Freebsd

Low severity, CVSS 3.7. EPSS: 0.3% chance of exploitation in the next 30 days.

The nullfs implementation in sys/fs/nullfs/null_vnops.c in the kernel in FreeBSD 8.3 through 9.2 allows local users with certain permissions to bypass access restrictions via a hardlink in a nullfs instance to a file in a different instance.

Affected products

• Freebsd Freebsd: version 8.0 only; version 8.3 only; version 8.4 only; version 9.0 only; version 9.1 only; version 9.2 only

Published 2013-09-23. Last modified 2026-06-16.