USN-5835-1: Cinder vulnerability

31 January 2023

Cinder could be made to expose sensitive information.

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Releases

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.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 22.10
Ubuntu 22.04
Ubuntu 20.04

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

References

Related notices

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Further reading