The sctp_assoc_lookup_asconf_ack function in net/sctp/associola.c in the SCTP implementation in the Linux kernel through 3.17.2 allows remote attackers to cause a denial of service (panic) via duplicate ASCONF chunks that trigger an incorrect uncork within the side-effect interpreter.
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b69040d8e39f20d5215a03502a8e8b4c6ab78395
linux.oracle.com/errata/ELSA-2014-3087.html
linux.oracle.com/errata/ELSA-2014-3088.html
linux.oracle.com/errata/ELSA-2014-3089.html
lists.opensuse.org/opensuse-security-announce/2015-01/msg00035.html
lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.html
lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html
lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html
lists.opensuse.org/opensuse-security-announce/2015-09/msg00009.html
marc.info/?l=bugtraq&m=142722450701342&w=2
marc.info/?l=bugtraq&m=142722544401658&w=2
rhn.redhat.com/errata/RHSA-2015-0062.html
rhn.redhat.com/errata/RHSA-2015-0115.html
secunia.com/advisories/62428
www.debian.org/security/2014/dsa-3060
www.securityfocus.com/bid/70766
www.ubuntu.com/usn/USN-2417-1
www.ubuntu.com/usn/USN-2418-1
bugzilla.redhat.com/show_bug.cgi?id=1155731
github.com/torvalds/linux/commit/b69040d8e39f20d5215a03502a8e8b4c6ab78395