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USN-1663-1: Nova vulnerability

12 December 2012

Nova could be made to expose sensitive information.

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Releases

Packages

  • nova - OpenStack Compute cloud infrastructure

Details

Eric Windisch discovered that Nova did not properly clear LVM-backed images
before they were reallocated which could potentially lead to an information
leak. This issue only affected setups using libvirt LVM-backed instances.

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 12.10

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

References

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Further reading