CVE-2008-3890: Freebsd

High severity, CVSS 7.2. EPSS: 0.3% chance of exploitation in the next 30 days.

The kernel in FreeBSD 6.3 through 7.0 on amd64 platforms can make an extra swapgs call after a General Protection Fault (GPF), which allows local users to gain privileges by triggering a GPF during the kernel's return from (1) an interrupt, (2) a trap, or (3) a system call.

Affected products

• Freebsd Freebsd: version 6.3 only; version 7.0 only

Published 2008-09-05. Last modified 2026-06-16.