An issue was discovered in the iptables firewall module in OpenStack Neutron before 10.0.8, 11.x before 11.0.7, 12.x before 12.0.6, and 13.x before 13.0.3. By setting a destination port in a security group rule along with a protocol that doesn't support that option (for example, VRRP), an authenticated user may block further application of security group rules for instances from any project/tenant on the compute hosts to which it's applied. (Only deployments using the iptables security group driver are affected.)
{ "availability": "No subscription required", "binaries": [ { "binary_name": "neutron-bgp-dragent", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-common", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-dhcp-agent", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-l3-agent", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-linuxbridge-agent", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-macvtap-agent", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-metadata-agent", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-metering-agent", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-openvswitch-agent", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-plugin-linuxbridge-agent", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-plugin-ml2", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-plugin-openvswitch-agent", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-plugin-sriov-agent", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-server", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "neutron-sriov-agent", "binary_version": "2:8.4.0-0ubuntu7.4" }, { "binary_name": "python-neutron", "binary_version": "2:8.4.0-0ubuntu7.4" } ], "ubuntu_priority": "medium" }
{ "availability": "No subscription required", "binaries": [ { "binary_name": "neutron-common", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-dhcp-agent", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-l3-agent", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-linuxbridge-agent", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-macvtap-agent", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-metadata-agent", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-metering-agent", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-openvswitch-agent", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-plugin-linuxbridge-agent", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-plugin-ml2", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-plugin-openvswitch-agent", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-plugin-sriov-agent", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-server", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "neutron-sriov-agent", "binary_version": "2:12.0.6-0ubuntu1" }, { "binary_name": "python-neutron", "binary_version": "2:12.0.6-0ubuntu1" } ], "ubuntu_priority": "medium" }