USN-5835-1: Cinder vulnerability

Publication date

31 January 2023

Overview

Cinder could be made to expose sensitive information.


Packages

  • cinder - OpenStack storage service

Details

Guillaume Espanel, Pierre Libeau, Arnaud Morin, and Damien Rannou
discovered that Cinder 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.

Guillaume Espanel, Pierre Libeau, Arnaud Morin, and Damien Rannou
discovered that Cinder 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

After a standard system update you need to restart Cinder to make all the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
22.10 kinetic python3-cinder –  2:21.1.0-0ubuntu1
22.04 jammy python3-cinder –  2:20.1.0-0ubuntu1
20.04 focal python3-cinder –  2:16.4.2-0ubuntu2.1

Reduce your security exposure

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Have additional questions?

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