Linux kernel versions 2.4.22 through 2.4.25 and 2.6.1 through 2.6.3 have an integer overflow in setsockopt MCAST_MSFILTER. Proper exploitation of this vulnerability can lead to privilege escalation.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/33136/isec-0015-msfilter.txt
Source: https://packetstormsecurity.com/files/33136/isec-0015-msfilter.txt.html