CVE-2005-4783: Netbsd

Low severity, CVSS 2.1. EPSS: 0.4% chance of exploitation in the next 30 days.

kernfs_xread in kernfs_vnops.c in NetBSD before 20050831 does not check for a negative offset when reading the message buffer, which allows local users to read arbitrary kernel memory.

Affected products

• Netbsd Netbsd: version 1.6 only; version 2.0 only; version 2.0.3 only; version 2.1 only

Published 2005-12-31. Last modified 2026-06-16.