USN-2060-1: libjpeg, libjpeg-turbo vulnerabilities

19 December 2013

libjpeg-turbo, libjpeg6b vulnerabilities

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

  • Ubuntu 13.10
  • Ubuntu 13.04
  • Ubuntu 12.10
  • Ubuntu 12.04 LTS
  • Ubuntu 10.04 LTS

Summary

libjpeg and libjpeg-turbo could be made to expose sensitive information.

Software Description

  • libjpeg-turbo - library for handling JPEG files
  • libjpeg6b - library for handling JPEG files

Details

Michal Zalewski discovered that libjpeg and libjpeg-turbo incorrectly handled certain memory operations. An attacker could use this issue with a specially-crafted JPEG file to possibly expose sensitive information.

Update instructions

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

Ubuntu 13.10
libjpeg-turbo8 - 1.3.0-0ubuntu1.1
libjpeg62 - 6b1-3ubuntu1.13.10.1
libturbojpeg - 1.3.0-0ubuntu1.1
Ubuntu 13.04
libjpeg-turbo8 - 1.2.1-0ubuntu2.13.04.1
libjpeg62 - 6b1-3ubuntu1.13.04.1
libturbojpeg - 1.2.1-0ubuntu2.13.04.1
Ubuntu 12.10
libjpeg-turbo8 - 1.2.1-0ubuntu2.12.10.1
libjpeg62 - 6b1-2ubuntu2.1
libturbojpeg - 1.2.1-0ubuntu2.12.10.1
Ubuntu 12.04 LTS
libjpeg-turbo8 - 1.1.90+svn733-0ubuntu4.3
libjpeg62 - 6b1-2ubuntu1.1
libturbojpeg - 1.1.90+svn733-0ubuntu4.3
Ubuntu 10.04 LTS
libjpeg62 - 6b-15ubuntu1.1

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

After a standard system update you need to restart your session to make all the necessary changes.

References