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USN-1305-1: Nova vulnerability

13 December 2011

Nova could be made to overwrite files.



  • nova - OpenStack Compute cloud infrastructure


David Black discovered that Nova did not properly perform input validation
during image registration. An attacker could exploit this by registering a
crafted image using the EC2 API or S3/RegisterImage method and overwrite
files as the nova user.

Update instructions

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

Ubuntu 11.10

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