Description: net: memory leak in recvmsg handlermsg_name  msg_namelen logic
References:
Notes:
 jmm> initially CVE-2013-6463, but was splitted later on:
 jmm> - CVE-2013-7266 (drivers/isdn/mISDN/socket.c),
 jmm> - CVE-2013-7267 (net/appletalk/ddp.c),
 jmm> - CVE-2013-7268 (net/ipx/af_ipx.c),
 jmm> - CVE-2013-7269 (net/netrom/af_netrom.c),
 jmm> - CVE-2013-7270 (net/packet/af_packet.c),
 jmm> - CVE-2013-7271 (net/x25/af_x25.c)
Bugs:
upstream: released (3.13-rc1) [f3d3342602f8bcbf37d7c46641cb9bca7618eb1c]
2.6.32-upstream-stable: ignored "too intrusive for too little gain"
sid: released (3.12.6-1)
3.2-wheezy-security: released (3.2.54-1) [linux_3.2.54.orig.tar.xz]
2.6.32-squeeze-security: ignored "too intrusive for too little gain"
3.2-upstream-stable: released (3.2.54) [a598f7fa9c24c3ef458043d59c237b8fc5d1adad]