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USN-5835-3: Nova vulnerability

31 January 2023

Nova could be made to expose 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

Releases

Packages

  • 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.

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

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

References

Related notices

  • USN-5835-1: cinder-scheduler, cinder-volume, python3-cinder, cinder, cinder-backup, cinder-api, cinder-common
  • USN-5835-2: python-glance-doc, python3-glance, glance-common, glance, glance-api
  • USN-5835-4: cinder-scheduler, cinder-volume, python3-cinder, cinder, cinder-backup, python-cinder, cinder-api, cinder-common
  • USN-5835-5: nova-compute-vmware, nova-api, nova-consoleauth, nova-compute, nova-compute-libvirt, nova-api-os-volume, nova-doc, nova-api-metadata, nova-network, nova, nova-volume, nova-xvpvncproxy, nova-conductor, nova-ajax-console-proxy, python-nova, nova-compute-xen, nova-spiceproxy, nova-placement-api, nova-console, nova-scheduler, nova-serialproxy, nova-common, nova-novncproxy, nova-api-os-compute, nova-compute-kvm, nova-cells, nova-compute-qemu, nova-compute-lxc