=========================================================================Ubuntu Security Notice USN-1414-1
April 02, 2012

aptdaemon vulnerability
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 11.10
- Ubuntu 11.04

Summary:

An attacker could trick Aptdaemon into installing altered packages.

Software Description:
- aptdaemon: transaction based package management service

Details:

It was discovered that Aptdaemon incorrectly handled installing packages
without performing a transaction simulation. An attacker could possibly use
this flaw to install altered packages.

Update instructions:

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

Ubuntu 11.10:
  python-aptdaemon                0.43+bzr697-0ubuntu1.2

Ubuntu 11.04:
  python-aptdaemon                0.41+bzr661-0ubuntu0.2

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

References:
  https://ubuntu.com/security/notices/USN-1414-1
  CVE-2012-0944

Package Information:
  https://launchpad.net/ubuntu/+source/aptdaemon/0.43+bzr697-0ubuntu1.2
  https://launchpad.net/ubuntu/+source/aptdaemon/0.41+bzr661-0ubuntu0.2