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USN-1545-1: Nova vulnerability

22 August 2012

Nova could be made to overwrite or corrupt arbitrary files in the compute host file system.

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Releases

Packages

  • nova - OpenStack Compute cloud infrastructure

Details

Padraig Brady discovered that the fix for CVE-2012-3361 was incomplete and
an authenticated user could still corrupt arbitrary files on the host
running Nova. A remote attacker could use this to cause a denial of service
or possibly gain privileges.

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 12.04
Ubuntu 11.10

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

References

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Further reading