==========================================================================
Ubuntu Security Notice USN-5835-3
January 31, 2023

nova vulnerability
==========================================================================

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

- Ubuntu 22.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

Nova could be made to expose sensitive information.

Software Description:
- nova: OpenStack Compute cloud infrastructure

Details:

Guillaume Espanel, Pierre Libeau, Arnaud Morin, and Damien Rannou
discovered that Nova incorrectly handled VMDK image processing. An
authenticated attacker could possibly supply a specially crafted VMDK flat
image and obtain arbitrary files from the server containing sensitive
information.

Update instructions:

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

Ubuntu 22.10:
  nova-common                     3:26.1.0-0ubuntu1
  python3-nova                    3:26.1.0-0ubuntu1

Ubuntu 22.04 LTS:
  nova-common                     3:25.1.0-0ubuntu1
  python3-nova                    3:25.1.0-0ubuntu1

Ubuntu 20.04 LTS:
  nova-common                     2:21.2.4-0ubuntu2.1
  python3-nova                    2:21.2.4-0ubuntu2.1

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

References:
  https://ubuntu.com/security/notices/USN-5835-3
  https://ubuntu.com/security/notices/USN-5835-1
  CVE-2022-47951

Package Information:
  https://launchpad.net/ubuntu/+source/nova/3:26.1.0-0ubuntu1
  https://launchpad.net/ubuntu/+source/nova/3:25.1.0-0ubuntu1
  https://launchpad.net/ubuntu/+source/nova/2:21.2.4-0ubuntu2.1

Attachment: OpenPGP_signature
Description: OpenPGP digital signature



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