CVE-2004-0626

Linux kernel 2.6 - DoS

Title source: llm

Description

The tcp_find_option function of the netfilter subsystem in Linux kernel 2.6, when using iptables and TCP options rules, allows remote attackers to cause a denial of service (CPU consumption by infinite loop) via a large option length that produces a negative integer after a casting operation to the char type.

References (6)

[Patch, Vendor Advisory] http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000852

[Patch, Vendor Advisory] http://lwn.net/Articles/91964/

[Mailing List] http://marc.info/?l=bugtraq&m=108861141304495&w=2

[Patch, Vendor Advisory] http://www.gentoo.org/security/en/glsa/glsa-200407-12.xml

[Vendor Advisory] http://www.novell.com/linux/security/advisories/2004_20_kernel.html

[Third Party Advisory, VDB Entry] https://exchange.xforce.ibmcloud.com/vulnerabilities/16554

Scores

EPSS 0.0174

EPSS Percentile 82.3%

Classification

Status draft

Affected Products (8)

conectiva/linux

gentoo/linux

linux/linux_kernel

suse/suse_linux

suse/suse_linux

suse/suse_linux

suse/suse_linux

suse/suse_linux

Timeline

Published Dec 06, 2004

Tracked Since Feb 18, 2026