=========================================================================Ubuntu Security Notice USN-2431-2
December 04, 2014

maas regression
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 14.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS

Summary:

USN-2431-1 caused a regression in the MAAS package.

Software Description:
- maas: Ubuntu MAAS Server

Details:

USN-2431-1 fixed vulnerabilities in mod_wsgi. The security update exposed
an issue in the MAAS package, causing a regression. This update fixes the
problem.

We apologize for the inconvenience.

Original advisory details:

 It was discovered that mod_wsgi incorrectly handled errors when setting up
 the working directory and group access rights. A malicious application
 could possibly use this issue to cause a local privilege escalation when
 using daemon mode.

Update instructions:

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

Ubuntu 14.10:
  maas-region-controller-min      1.7.0~beta8+bzr3272-0ubuntu1.2

Ubuntu 14.04 LTS:
  maas-region-controller-min      1.5.4+bzr2294-0ubuntu1.2

Ubuntu 12.04 LTS:
  maas-region-controller          1.2+bzr1373+dfsg-0ubuntu1~12.04.6

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

References:
  https://ubuntu.com/security/notices/USN-2431-2
  https://ubuntu.com/security/notices/USN-2431-1
  https://launchpad.net/bugs/1399016

Package Information:
  https://launchpad.net/ubuntu/+source/maas/1.7.0~beta8+bzr3272-0ubuntu1.2
  https://launchpad.net/ubuntu/+source/maas/1.5.4+bzr2294-0ubuntu1.2
  https://launchpad.net/ubuntu/+source/maas/1.2+bzr1373+dfsg-0ubuntu1~12.04.6