CVE-2003-0244: Linux Kernel

Medium severity, CVSS 5.0. EPSS: 7.7% chance of exploitation in the next 30 days.

The route cache implementation in Linux 2.4, and the Netfilter IP conntrack module, allows remote attackers to cause a denial of service (CPU consumption) via packets with forged source addresses that cause a large number of hash table collisions.

Affected products

• Linux Linux Kernel: version 2.4.0 only

Published 2003-05-27. Last modified 2026-06-16.