USN-3142-2: ImageMagick regression

USN-3142-2: ImageMagick regression

Ubuntu Security Notice USN-3142-2

22nd 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 version:

Ubuntu 16.10:

libmagick++-6.q16-5v5

8:6.8.9.9-7ubuntu8.3

imagemagick

8:6.8.9.9-7ubuntu8.3

libmagickcore-6.q16-2-extra

8:6.8.9.9-7ubuntu8.3

imagemagick-6.q16

8:6.8.9.9-7ubuntu8.3

libmagickcore-6.q16-2

8:6.8.9.9-7ubuntu8.3

Ubuntu 16.04 LTS:

libmagick++-6.q16-5v5

8:6.8.9.9-7ubuntu5.4

imagemagick

8:6.8.9.9-7ubuntu5.4

libmagickcore-6.q16-2-extra

8:6.8.9.9-7ubuntu5.4

imagemagick-6.q16

8:6.8.9.9-7ubuntu5.4

libmagickcore-6.q16-2

8:6.8.9.9-7ubuntu5.4

Ubuntu 14.04 LTS:

libmagick++5

8:6.7.7.10-6ubuntu3.4

libmagickcore5-extra

8:6.7.7.10-6ubuntu3.4

libmagickcore5

8:6.7.7.10-6ubuntu3.4

imagemagick

8:6.7.7.10-6ubuntu3.4

Ubuntu 12.04 LTS:

libmagick++4

8:6.6.9.7-5ubuntu3.7

libmagickcore4

8:6.6.9.7-5ubuntu3.7

imagemagick

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

LP: 1589580,

LP: 1646485

Source: USN-3142-2: ImageMagick regression