=========================================================================Ubuntu Security Notice USN-2293-1
July 21, 2014

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

- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
- Ubuntu 10.04 LTS

Summary:

CUPS could be made to expose sensitive information, leading to privilege
escalation.

Software Description:
- cups: Common UNIX Printing System(tm)

Details:

Francisco Alonso discovered that the CUPS web interface incorrectly
validated permissions on rss files. A local attacker could possibly use
this issue to bypass file permissions and read arbitrary files, possibly
leading to a privilege escalation.

Update instructions:

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

Ubuntu 14.04 LTS:
  cups                            1.7.2-0ubuntu1.1

Ubuntu 12.04 LTS:
  cups                            1.5.3-0ubuntu8.4

Ubuntu 10.04 LTS:
  cups                            1.4.3-1ubuntu1.12

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

References:
  https://ubuntu.com/security/notices/USN-2293-1
  CVE-2014-3537

Package Information:
  https://launchpad.net/ubuntu/+source/cups/1.7.2-0ubuntu1.1
  https://launchpad.net/ubuntu/+source/cups/1.5.3-0ubuntu8.4
  https://launchpad.net/ubuntu/+source/cups/1.4.3-1ubuntu1.12