CVE-2007-1388: Linux Kernel

Medium severity, CVSS 4.4. EPSS: 0.6% chance of exploitation in the next 30 days.

The do_ipv6_setsockopt function in net/ipv6/ipv6_sockglue.c in Linux kernel before 2.6.20, and possibly other versions, allows local users to cause a denial of service (oops) by calling setsockopt with the IPV6_RTHDR option name and possibly a zero option length or invalid option value, which triggers a NULL pointer dereference.

Affected products

• Linux Linux Kernel: up to and including 2.6.19.7; version 2.6.0 only; version 2.6.1 only; version 2.6.2 only; version 2.6.10 only; version 2.6.11 only; …

Published 2007-03-10. Last modified 2026-06-16.