USN-1981-1: HPLIP vulnerabilities

30 September 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

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