libjpeg-turbo, libjpeg6b 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

• CVE-2013-6629
• CVE-2013-6630