The sctp_sf_ootb function in net/sctp/sm_statefuns.c in the Linux kernel before 4.8.8 lacks chunk-length checking for the first chunk, which allows remote attackers to cause a denial of service (out-of-bounds slab access) or possibly have unspecified other impact via crafted SCTP data.
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bf911e985d6bbaa328c20c3e05f4eb03de11fdd6
lists.opensuse.org/opensuse-security-announce/2016-12/msg00044.html
lists.opensuse.org/opensuse-security-announce/2016-12/msg00054.html
lists.opensuse.org/opensuse-security-announce/2016-12/msg00055.html
lists.opensuse.org/opensuse-security-announce/2016-12/msg00056.html
lists.opensuse.org/opensuse-security-announce/2016-12/msg00067.html
lists.opensuse.org/opensuse-security-announce/2016-12/msg00070.html
lists.opensuse.org/opensuse-security-announce/2016-12/msg00073.html
lists.opensuse.org/opensuse-security-announce/2016-12/msg00076.html
lists.opensuse.org/opensuse-security-announce/2016-12/msg00077.html
lists.opensuse.org/opensuse-security-announce/2016-12/msg00087.html
rhn.redhat.com/errata/RHSA-2017-0086.html
rhn.redhat.com/errata/RHSA-2017-0091.html
rhn.redhat.com/errata/RHSA-2017-0113.html
rhn.redhat.com/errata/RHSA-2017-0307.html
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.8
www.openwall.com/lists/oss-security/2016/11/22/18
www.securityfocus.com/bid/94479
www.securitytracker.com/id/1037339
bto.bluecoat.com/security-advisory/sa134
bugzilla.redhat.com/show_bug.cgi?id=1397930
github.com/torvalds/linux/commit/bf911e985d6bbaa328c20c3e05f4eb03de11fdd6
groups.google.com/forum/#%21topic/syzkaller/pAUcHsUJbjk