Open vSwitch is vulnerable to denial of service attacks. A remote unauthenticated attackers could cause denial of service conditions via a specially crafted flow update potentially leading to incorrect flow information being applied. This issue affects the function ofproto_rule_insert__
of the file ofproto/ofproto.c
.
access.redhat.com/errata/RHSA-2018:3500
access.redhat.com/errata/RHSA-2019:0053
access.redhat.com/errata/RHSA-2019:0081
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=1526306
bugzilla.redhat.com/show_bug.cgi?id=1580217
bugzilla.redhat.com/show_bug.cgi?id=1593804
bugzilla.redhat.com/show_bug.cgi?id=1609643
bugzilla.redhat.com/show_bug.cgi?id=1616001
bugzilla.redhat.com/show_bug.cgi?id=1618488
bugzilla.redhat.com/show_bug.cgi?id=1626096
bugzilla.redhat.com/show_bug.cgi?id=1627711
bugzilla.redhat.com/show_bug.cgi?id=1641765
bugzilla.redhat.com/show_bug.cgi?id=1643527
github.com/openvswitch/ovs/commit/0befd1f3745055c32940f5faf9559be6a14395e6
usn.ubuntu.com/3873-1/