USN-3142-2: ImageMagick regression

22 February 2017

imagemagick regression

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

  • Ubuntu 16.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS

Summary

USN-3142-1 introduced a regression in ImageMagick.

Software Description

  • imagemagick - Image manipulation programs and library

Details

USN-3142-1 fixed vulnerabilities in ImageMagick. The security fixes introduced a regression with text labels and a regression with the text coder. This update fixes the problem.

We apologize for the inconvenience.

Original advisory details:

It was discovered that ImageMagick incorrectly handled certain malformed image files. If a user or automated system using ImageMagick were tricked into opening a specially crafted image, an attacker could exploit this to cause a denial of service or possibly execute code with the privileges of the user invoking the program.

Update instructions

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

Ubuntu 16.10
imagemagick - 8:6.8.9.9-7ubuntu8.3
imagemagick-6.q16 - 8:6.8.9.9-7ubuntu8.3
libmagick++-6.q16-5v5 - 8:6.8.9.9-7ubuntu8.3
libmagickcore-6.q16-2 - 8:6.8.9.9-7ubuntu8.3
libmagickcore-6.q16-2-extra - 8:6.8.9.9-7ubuntu8.3
Ubuntu 16.04 LTS
imagemagick - 8:6.8.9.9-7ubuntu5.4
imagemagick-6.q16 - 8:6.8.9.9-7ubuntu5.4
libmagick++-6.q16-5v5 - 8:6.8.9.9-7ubuntu5.4
libmagickcore-6.q16-2 - 8:6.8.9.9-7ubuntu5.4
libmagickcore-6.q16-2-extra - 8:6.8.9.9-7ubuntu5.4
Ubuntu 14.04 LTS
imagemagick - 8:6.7.7.10-6ubuntu3.4
libmagick++5 - 8:6.7.7.10-6ubuntu3.4
libmagickcore5 - 8:6.7.7.10-6ubuntu3.4
libmagickcore5-extra - 8:6.7.7.10-6ubuntu3.4
Ubuntu 12.04 LTS
imagemagick - 8:6.6.9.7-5ubuntu3.7
libmagick++4 - 8:6.6.9.7-5ubuntu3.7
libmagickcore4 - 8:6.6.9.7-5ubuntu3.7
libmagickcore4-extra - 8:6.6.9.7-5ubuntu3.7

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