There is a remotely exploitable bug in all Linux kernel 2.6 series due to using an incorrect variable type. The vulnerability is connected to the netfilter subsystem and may cause denial of service.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/33681/linux26.txt
Source: https://packetstormsecurity.com/files/33681/linux26.txt.html