CVE-2006-0454: Linux Kernel

Medium severity, CVSS 5.0. EPSS: 3.9% chance of exploitation in the next 30 days.

Linux kernel before 2.6.15.3 down to 2.6.12, while constructing an ICMP response in icmp_send, does not properly handle when the ip_options_echo function in icmp.c fails, which allows remote attackers to cause a denial of service (crash) via vectors such as (1) record-route and (2) timestamp IP options with the needaddr bit set and a truncated value.

Affected products

• Linux Linux Kernel: version 2.6.12 only; version 2.6.12.1 only; version 2.6.12.2 only; version 2.6.12.3 only; version 2.6.12.4 only; version 2.6.12.5 only; …

Published 2006-02-07. Last modified 2026-06-16.