The selinux_parse_skb_ipv6 function in security/selinux/hooks.c in the Linux kernel before 2.6.12-rc4 allows remote attackers to cause a denial of service (OOPS) via vectors associated with an incorrect call to the ipv6_skip_exthdr function.
https://bugzilla.redhat.com/show_bug.cgi?id=160117
https://exchange.xforce.ibmcloud.com/vulnerabilities/56614
http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.12/ChangeLog-2.6.12-rc4