1. Ubuntu Security Notices
  2. USN-1438-1

USN-1438-1: Nova vulnerability

Publication date

3 May 2012

Overview

Nova could be made to crash the system under certain conditions.

Releases

Packages

  • nova - OpenStack Compute cloud infrastructure

Details

Dan Prince discovered that Nova did not enforce quotas for security groups
and rules added to security groups. An authenticated user could exploit
this to cause a denial of service.

Dan Prince discovered that Nova did not enforce quotas for security groups
and rules added to security groups. An authenticated user could exploit
this to cause a denial of service.

Update instructions

In general, a standard system update will 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
12.04 precise python-nova –  2012.1-0ubuntu2.1
11.10 oneiric python-nova –  2011.3-0ubuntu6.6

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References

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