4 - RHSA-2019:0935

Problem Description:

An update for openstack-neutron is now available for Red Hat OpenStack Platform 13.0 (Queens).

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat OpenStack Platform 13.0 - noarch

3. Description:

OpenStack Networking (neutron) is a pluggable, scalable, and API-driven system that provisions networking services to virtual machines. Its main function is to manage connectivity to and from virtual machines.

Security Fix(es):

* openstack-neutron: incorrect validation of port settings in iptables security group driver (CVE-2019-9735)

* openstack-neutron: DOS via broken port range merging in security group (CVE-2019-10876)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

4. Solution:

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1610468 - floating ip not reachable on vlan with two different networks and multiple VMs 1629465 - Prevent SR-IOV / direct port from being attached to neutron router (DVR or not) 1630167 - [FFWD] Tempest test_dualnet_dhcp6_stateless_from_os failed 1643135 - OSP 13 - OVS/ml2 - ipv6 forwarding is broken in HA neutron routers due to incorrect ipv6 kernel forwarding parameters 1651936 - [RHOSP 13][DVR] Neutron doesn't configure multiple external subnets for one network properly 1654840 - Routers hosted on one of two networker nodes unable to access external network 1685893 - DHCP Agent should not release DHCP lease when client ID is not set on port 1690745 - CVE-2019-9735 openstack-neutron: incorrect validation of port settings in iptables security group driver 1695451 - CVE-2019-10876 openstack-neutron: DOS via broken port range merging in security group [openstack-13-default] 1695883 - CVE-2019-10876 openstack-neutron: DOS via broken port range merging in security group 1696792 - Rebase openstack-neutron to 8b744646264a1fda50f13739a4476cdf32172d0f