[USN-1960-1] Software Properties vulnerability

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==========================================================================
Ubuntu Security Notice USN-1960-1
September 18, 2013

software-properties vulnerability
==========================================================================

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

- Ubuntu 13.04
- Ubuntu 12.10
- Ubuntu 12.04 LTS

Summary:

Software Properties could be tricked into bypassing polkit authorizations.

Software Description:
- software-properties: manage the repositories that you install software from

Details:

It was discovered that Software Properties was using polkit in an unsafe
manner. A local attacker could possibly use this issue to bypass intended
polkit authorizations.

Update instructions:

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

Ubuntu 13.04:
software-properties-common 0.92.17.3

Ubuntu 12.10:
software-properties-common 0.92.9.3

Ubuntu 12.04 LTS:
software-properties-common 0.82.7.5

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1960-1
CVE-2013-1061

Package Information:
https://launchpad.net/ubuntu/+source/software-properties/0.92.17.3
https://launchpad.net/ubuntu/+source/software-properties/0.92.9.3
https://launchpad.net/ubuntu/+source/software-properties/0.82.7.5