Description: Mishandled interactions among XFRM Netlink messages, IPPROTO_AH packets, and IPPROTO_IP packets resulting in a denial of service
References:
 https://bugzilla.redhat.com/show_bug.cgi?id=1637504
 https://www.openwall.com/lists/oss-security/2018/10/05/5
Notes:
Bugs:
upstream: needed
4.19-upstream-stable: needed
4.9-upstream-stable:
3.16-upstream-stable:
sid: needed
4.19-buster-security: needed
4.9-stretch-security:
3.16-jessie-security: