Kernel: net: panic while pushing pending data out of a IPv6 socket with UDP_CORK enabled

The udpv6pushpendingframes function in net/ipv6/udp.c in the IPv6 implementation in the Linux kernel through 3.10.3 makes an incorrect function call for pending data, which allows local users to cause a denial of service BUG and system crash via a crafted application that uses the UDPCORK option ...