Race condition in net/sctp/socket.c in the Linux kernel before 4.1.2 allows local users to cause a denial of service (list corruption and panic) via a rapid series of system calls related to sockets, as demonstrated by setsockopt calls.
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2d45a02d0166caf2627fe91897c6ffc3b19514c4
lists.opensuse.org/opensuse-security-announce/2015-07/msg00049.html
lists.opensuse.org/opensuse-security-announce/2015-08/msg00011.html
rhn.redhat.com/errata/RHSA-2015-1778.html
rhn.redhat.com/errata/RHSA-2015-1787.html
www.debian.org/security/2015/dsa-3329
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.2
www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
www.securityfocus.com/bid/76082
www.securitytracker.com/id/1033169
www.ubuntu.com/usn/USN-2713-1
www.ubuntu.com/usn/USN-2714-1
www.ubuntu.com/usn/USN-2715-1
www.ubuntu.com/usn/USN-2716-1
www.ubuntu.com/usn/USN-2717-1
www.ubuntu.com/usn/USN-2718-1
www.ubuntu.com/usn/USN-2719-1
bugzilla.redhat.com/show_bug.cgi?id=1226442
github.com/torvalds/linux/commit/2d45a02d0166caf2627fe91897c6ffc3b19514c4
support.f5.com/csp/article/K05211147