[USN-1963-1] usb-creator vulnerability

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.14 (GNU/Linux)
Comment: Using GnuPG with undefined - http://www.enigmail.net/
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=8dKd
-----END PGP SIGNATURE-----
==========================================================================
Ubuntu Security Notice USN-1963-1
September 18, 2013

usb-creator vulnerability
==========================================================================

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

- Ubuntu 13.04
- Ubuntu 12.10
- Ubuntu 12.04 LTS

Summary:

usb-creator could be tricked into bypassing polkit authorizations.

Software Description:
- usb-creator: create a startup disk using a CD or disc image

Details:

It was discovered that usb-creator 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:
usb-creator-common 0.2.47.1

Ubuntu 12.10:
usb-creator-common 0.2.40ubuntu2

Ubuntu 12.04 LTS:
usb-creator-common 0.2.38.2

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

References:
http://www.ubuntu.com/usn/usn-1963-1
CVE-2013-1063

Package Information:
https://launchpad.net/ubuntu/+source/usb-creator/0.2.47.1
https://launchpad.net/ubuntu/+source/usb-creator/0.2.40ubuntu2
https://launchpad.net/ubuntu/+source/usb-creator/0.2.38.2