The sctp_process_param function in net/sctp/sm_make_chunk.c in the SCTP implementation in the Linux kernel before 3.17.4, when ASCONF is used, allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) via a malformed INIT chunk.
https://support.f5.com/kb/en-us/solutions/public/16000/000/sol16016.html
https://bugzilla.redhat.com/show_bug.cgi?id=1163087
http://www.securityfocus.com/bid/71081
http://www.openwall.com/lists/oss-security/2014/11/13/6
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.4
http://www.debian.org/security/2014/dsa-3093
http://secunia.com/advisories/62735
http://secunia.com/advisories/62597
http://secunia.com/advisories/62305
http://rhn.redhat.com/errata/RHSA-2015-0695.html
http://rhn.redhat.com/errata/RHSA-2015-0285.html
http://rhn.redhat.com/errata/RHSA-2015-0284.html
http://rhn.redhat.com/errata/RHSA-2015-0102.html
http://rhn.redhat.com/errata/RHSA-2015-0087.html
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
http://linux.oracle.com/errata/ELSA-2015-3005.html