USN-4036-1: OpenStack Neutron vulnerability
25 June 2019
A system hardening measure could be bypassed.
- neutron - OpenStack Virtual Network Service
Erik Olof Gunnar Andersson discovered that OpenStack Neutron incorrectly
handled certain security group rules in the iptables firewall module. An
authenticated attacker could possibly use this issue to block further
application of security group rules for other instances.
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.