Ubuntu Security Notice USN-3448-1
11th October, 2017
A security issue affects these releases of Ubuntu and its
- Ubuntu 16.04 LTS
OpenStack Keystone would allow unintended access over the network.
– OpenStack identity service
Boris Bobrov discovered that OpenStack Keystone incorrectly handled
federation mapping when there are rules in which group-based assignments
are not used. A remote authenticated user may receive all the roles
assigned to a project regardless of the federation mapping, contrary to
The problem can be corrected by updating your system to the following
To update your system, please follow these instructions:
In general, a standard system update will make all the necessary changes.