An OpenStack security update has been released for Ubuntu Linux 22.04 LTS and 23.04.

[USN-6241-1] OpenStack vulnerability

==========================================================================
Ubuntu Security Notice USN-6241-1
July 24, 2023

cinder, ironic, nova, python-glance-store, python-os-brick vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 23.04
- Ubuntu 22.04 LTS

Summary:

OpenStack could be made to expose sensitive information.

Software Description:
- cinder: OpenStack storage service
- ironic: Openstack bare metal provisioning service
- nova: OpenStack Compute cloud infrastructure
- python-glance-store: OpenStack Image Service store library
- python-os-brick: Library for managing local volume attaches

Details:

Jan Wasilewski and Gorka Eguileor discovered that OpenStack incorrectly
handled deleted volume attachments. An authenticated user or attacker could
possibly use this issue to gain access to sensitive information.

This update may require configuration changes, please see the upstream
advisory and the other links below for more information:

https://security.openstack.org/ossa/OSSA-2023-003.html
https://discourse.ubuntu.com/t/cve-2023-2088-for-charmed-openstack/37051
https://lists.openstack.org/pipermail/openstack-discuss/2023-July/034439.html

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 23.04:
python3-cinder 2:22.0.0-0ubuntu1.3
python3-glance-store 4.3.0-0ubuntu1.3
python3-ironic 1:21.4.0-0ubuntu1.1
python3-nova 3:27.0.0-0ubuntu1.3
python3-os-brick 6.2.0-0ubuntu2.3

Ubuntu 22.04 LTS:
python3-cinder 2:20.2.0-0ubuntu1.1
python3-glance-store 3.0.0-0ubuntu1.3
python3-ironic 1:20.1.0-0ubuntu1.1
python3-nova 3:25.1.1-0ubuntu1.1
python3-os-brick 5.2.2-0ubuntu1.2

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-6241-1
CVE-2023-2088

Package Information:
https://launchpad.net/ubuntu/+source/cinder/2:22.0.0-0ubuntu1.3
https://launchpad.net/ubuntu/+source/ironic/1:21.4.0-0ubuntu1.1
https://launchpad.net/ubuntu/+source/nova/3:27.0.0-0ubuntu1.3
https://launchpad.net/ubuntu/+source/python-glance-store/4.3.0-0ubuntu1.3
https://launchpad.net/ubuntu/+source/python-os-brick/6.2.0-0ubuntu2.3
https://launchpad.net/ubuntu/+source/cinder/2:20.2.0-0ubuntu1.1
https://launchpad.net/ubuntu/+source/ironic/1:20.1.0-0ubuntu1.1
https://launchpad.net/ubuntu/+source/nova/3:25.1.1-0ubuntu1.1
https://launchpad.net/ubuntu/+source/python-glance-store/3.0.0-0ubuntu1.3
https://launchpad.net/ubuntu/+source/python-os-brick/5.2.2-0ubuntu1.2