CVE-2004-1057: Linux Kernel

High severity, CVSS 7.2. EPSS: 0.4% chance of exploitation in the next 30 days.

Multiple drivers in Linux kernel 2.4.19 and earlier do not properly mark memory with the VM_IO flag, which causes incorrect reference counts and may lead to a denial of service (kernel panic) when accessing freed kernel pages.

Affected products

• Linux Linux Kernel: up to and including 2.4.19; version 2.0 only; version 2.0.1 only; version 2.0.2 only; version 2.0.3 only; version 2.0.4 only; …
• Red Hat Enterprise Linux: version 2.1 only; version 3.0 only; version 4.0 only

Published 2005-01-21. Last modified 2026-06-16.