CVE-2008-3229: Swapoff Op

Medium severity, CVSS 6.9. EPSS: 0.4% chance of exploitation in the next 30 days.

Stack-based buffer overflow in op before Changeset 563, when xauth support is enabled, allows local users to gain privileges via a long XAUTHORITY environment variable.

Affected products

• Swapoff Op: version 1.1.10 only; version 1.1.19 only; version 1.20 only; version 1.21 only; version 1.22 only; version 1.23 only; …

Published 2008-07-18. Last modified 2026-06-16.