Candidate: CVE-2004-0626 References: http://marc.theaimsgroup.com/?l=bugtraq&m=108861141304495&w=2 http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000852 http://lwn.net/Articles/91964/ http://www.gentoo.org/security/en/glsa/glsa-200407-12.xml http://www.novell.com/linux/security/advisories/2004_20_kernel.html http://xforce.iss.net/xforce/xfdb/16554 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. Notes: jmm> The bug was introduced during a rewrite of the code that accesses the skb's jmm> during earlier 2.6 kernels. 2.4 has the correct u_int8_t declaration. Bugs: upstream: released (2.6.8) linux-2.6: N/A 2.6.8-sarge-security: N/A 2.4.27-sarge-security: N/A 2.4.19-woody-security: N/A 2.4.18-woody-security: N/A 2.4.17-woody-security: N/A 2.4.16-woody-security: N/A 2.4.17-woody-security-hppa: N/A 2.4.17-woody-security-ia64: N/A