Use-after-free vulnerability in the skb_segment function in net/core/skbuff.c in the Linux kernel through 3.13.6 allows attackers to obtain sensitive information from kernel memory by leveraging the absence of a certain orphaning operation.
https://github.com/torvalds/linux/commit/1fd819ecb90cc9b822cd84d3056ddba315d3340f
https://bugzilla.redhat.com/show_bug.cgi?id=1074589
http://www.spinics.net/lists/netdev/msg274316.html
http://www.spinics.net/lists/netdev/msg274250.html
http://www.openwall.com/lists/oss-security/2014/03/10/4
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html