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.
http://www.openwall.com/lists/oss-security/2016/11/22/18
https://bugzilla.redhat.com/show_bug.cgi?id=1397930
https://github.com/torvalds/linux/commit/bf911e985d6bbaa328c20c3e05f4eb03de11fdd6
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.8
http://www.securityfocus.com/bid/94479
http://www.securitytracker.com/id/1037339
https://bto.bluecoat.com/security-advisory/sa134
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00087.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00077.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00076.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00073.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00070.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00067.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00056.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00055.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00054.html
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00044.html
http://rhn.redhat.com/errata/RHSA-2017-0307.html
http://rhn.redhat.com/errata/RHSA-2017-0113.html
http://rhn.redhat.com/errata/RHSA-2017-0091.html
http://rhn.redhat.com/errata/RHSA-2017-0086.html
https://groups.google.com/forum/#!topic/syzkaller/pAUcHsUJbjk
Source: MITRE
Published: 2016-11-28
Updated: 2023-01-19
Type: CWE-125
Base Score: 10
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 10
Severity: HIGH
Base Score: 9.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 3.9
Severity: CRITICAL