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Ubuntu Security Notice USN-1981-1
September 30, 2013

hplip vulnerabilities
============================================================================

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

- Ubuntu 12.10
- Ubuntu 12.04 LTS
- Ubuntu 10.04 LTS

Summary:

HPLIP could be made to overwrite files.

Software Description:
- hplip: HP Linux Printing and Imaging System (HPLIP)

Details:

It was discovered that HPLIP incorrectly handled temporary files when using
the fax capabilities. A local attacker could possibly use this issue to
overwrite arbitrary files. This issue only applied to Ubuntu 10.04 LTS.
(CVE-2011-2722)

Tim Waugh discovered that HPLIP incorrectly handled temporary files when
printing. A local attacker could possibly use this issue to overwrite
arbitrary files. In the default installation of Ubuntu 12.04 LTS and Ubuntu
12.10, this should be prevented by the Yama link restrictions.
(CVE-2013-0200)

Update instructions:

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

Ubuntu 12.10:
  hplip                           3.12.6-3ubuntu4.2

Ubuntu 12.04 LTS:
  hplip                           3.12.2-1ubuntu3.3

Ubuntu 10.04 LTS:
  hplip                           3.10.2-2ubuntu2.4

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

References:
  http://www.ubuntu.com/usn/usn-1981-1
  CVE-2011-2722, CVE-2013-0200

Package Information:
  https://launchpad.net/ubuntu/+source/hplip/3.12.6-3ubuntu4.2
  https://launchpad.net/ubuntu/+source/hplip/3.12.2-1ubuntu3.3
  https://launchpad.net/ubuntu/+source/hplip/3.10.2-2ubuntu2.4