=========================================================================Ubuntu Security Notice USN-1545-1
August 22, 2012
nova vulnerability
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 LTS
- Ubuntu 11.10
Summary:
Nova could be made to overwrite or corrupt arbitrary files in the compute
host file system.
Software Description:
- 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.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 LTS:
python-nova 2012.1+stable~20120612-3ee026e-0ubuntu1.3
Ubuntu 11.10:
python-nova 2011.3-0ubuntu6.10
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-1545-1
CVE-2012-3447
Package Information:
https://launchpad.net/ubuntu/+source/nova/2012.1+stable~20120612-3ee026e-0ubuntu1.3
https://launchpad.net/ubuntu/+source/nova/2011.3-0ubuntu6.10