CVE-2007-6712: Kernel Linux Kernel

Medium severity, CVSS 4.9. EPSS: 0.4% chance of exploitation in the next 30 days.

Integer overflow in the hrtimer_forward function (hrtimer.c) in Linux kernel 2.6.21-rc4, when running on 64-bit systems, allows local users to cause a denial of service (infinite loop) via a timer with a large expiry value, which causes the timer to always be expired.

Affected products

• Kernel Linux Kernel: version 2.6.21_rc4 only

Published 2008-04-12. Last modified 2026-06-16.