USN-4670-1: ImageMagick vulnerabilities

15 December 2020

Several security issues were fixed in ImageMagick.

Releases

Packages

  • imagemagick - Image manipulation programs and library

Details

It was discovered that ImageMagick incorrectly handled certain specially
crafted 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 other unspecified impact. This issue
only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.10.
(CVE-2019-19948, CVE-2019-19949)

It was discovered that ImageMagick incorrectly handled certain specially
crafted 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. (CVE-2020-27560)

Update instructions

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

Ubuntu 20.10
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04

In general, a standard system update will make all the necessary changes.

Related notices

  • USN-4549-1: imagemagick, libmagick++-6.q16-8, libmagickcore-6.q16-6, imagemagick-6.q16