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USN-4670-1: ImageMagick vulnerabilities

15 December 2020

Several security issues were fixed in ImageMagick.

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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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)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

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-6.q16, libmagick++-6.q16-dev, imagemagick-6-doc, libmagickwand-6.q16-dev, libmagickcore-6.q16-dev, libmagickcore-6-headers, libmagickcore-6.q16hdri-dev, libmagickcore-6.q16-6, libmagick++-dev, libmagickcore-6.q16-6-extra, libmagickwand-6.q16hdri-6, imagemagick-6.q16hdri, libmagick++-6.q16-8, libmagick++-6.q16hdri-dev, libmagickwand-6-headers, libimage-magick-perl, libmagickcore-6.q16hdri-6, imagemagick-common, libmagickcore-6.q16hdri-6-extra, libmagickcore-6-arch-config, imagemagick-doc, libmagickwand-6.q16-6, libimage-magick-q16hdri-perl, imagemagick-6-common, libimage-magick-q16-perl, imagemagick, libmagickcore-dev, libmagick++-6-headers, libmagick++-6.q16hdri-8, libmagickwand-6.q16hdri-dev, libmagickwand-dev, perlmagick