USN-2629-1: CUPS vulnerabilities

Ubuntu Security Notice USN-2629-1

10th June, 2015

cups vulnerabilities

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

  • Ubuntu 15.04
  • Ubuntu 14.10
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS

Summary

Several security issues were fixed in CUPS.

Software description

  • cups - Common UNIX Printing System(tm)

Details

It was discovered that CUPS incorrectly handled reference counting when
handling localized strings. A remote attacker could use this issue to
escalate permissions, upload a replacement CUPS configuration file, and
execute arbitrary code. (CVE-2015-1158)

It was discovered that the CUPS templating engine contained a cross-site
scripting issue. A remote attacker could use this issue to bypass default
configuration settings. (CVE-2015-1159)

Update instructions

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

Ubuntu 15.04:
cups 2.0.2-1ubuntu3.1
Ubuntu 14.10:
cups 1.7.5-3ubuntu3.2
Ubuntu 14.04 LTS:
cups 1.7.2-0ubuntu1.6
Ubuntu 12.04 LTS:
cups 1.5.3-0ubuntu8.7

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

CVE-2015-1158, CVE-2015-1159