CVE-2002-2180: OpenBSD

Medium severity, CVSS 6.8. EPSS: 0.6% chance of exploitation in the next 30 days.

The setitimer(2) system call in OpenBSD 2.0 through 3.1 does not properly check certain arguments, which allows local users to write to kernel memory and possibly gain root privileges, possibly via an integer signedness error.

Affected products

• OpenBSD OpenBSD: version 2.0 only; version 2.1 only; version 2.2 only; version 2.3 only; version 2.4 only; version 2.5 only; …

Published 2002-12-31. Last modified 2026-06-16.