Describe CVE-2013-3230.
What is CVE-2013-3230?
The l2tp_ip6_recvmsg function in net/l2tp/l2tp_ip6.c in the Linux kernel before 3.9-rc7 does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call..