USN-3706-1: libjpeg-turbo vulnerabilities

9 July 2018

libjpeg-turbo vulnerabilities

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

  • Ubuntu 18.04 LTS
  • Ubuntu 17.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS

Summary

libjpeg-turbo could be made to crash or run programs as your login if it opened a specially crafted file.

Software Description

  • libjpeg-turbo - library for handling JPEG files

Details

It was discovered that libjpeg-turbo incorrectly handled certain malformed JPEG images. If a user or automated system were tricked into opening a specially crafted JPEG image, a remote attacker could cause libjpeg-turbo to crash, resulting in a denial of service, or possibly execute arbitrary code.

Update instructions

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

Ubuntu 18.04 LTS
libjpeg-turbo8 - 1.5.2-0ubuntu5.18.04.1
Ubuntu 17.10
libjpeg-turbo8 - 1.5.2-0ubuntu5.17.10.1
Ubuntu 16.04 LTS
libjpeg-turbo8 - 1.4.2-0ubuntu3.1
Ubuntu 14.04 LTS
libjpeg-turbo8 - 1.3.0-0ubuntu2.1

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