The SCTP implementation in the Linux kernel through 3.17.2 allows remote attackers to cause a denial of service (system crash) via a malformed ASCONF chunk, related to net/sctp/sm_make_chunk.c and net/sctp/sm_statefuns.c.
http://www.ubuntu.com/usn/USN-2418-1
http://www.ubuntu.com/usn/USN-2417-1
http://www.securityfocus.com/bid/70883
http://www.debian.org/security/2014/dsa-3060
http://rhn.redhat.com/errata/RHSA-2015-0115.html
http://rhn.redhat.com/errata/RHSA-2015-0062.html
http://marc.info/?l=bugtraq&m=142722544401658&w=2
http://marc.info/?l=bugtraq&m=142722450701342&w=2
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.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-2014-3089.html
http://linux.oracle.com/errata/ELSA-2014-3088.html