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USN-5158-1: ImageMagick vulnerabilities

29 November 2021

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 values
when processing visual effects based image files. By tricking a user into
opening a specially crafted image file, an attacker could crash the
application causing a denial of service. (CVE-2021-20244)

It was discovered that ImageMagick incorrectly handled certain values
when performing resampling operations. By tricking a user into opening
a specially crafted image file, an attacker could crash the application
causing a denial of service. (CVE-2021-20246)

It was discovered that ImageMagick incorrectly handled certain values
when processing visual effects based image files. By tricking a user into
opening a specially crafted image file, an attacker could crash the
application causing a denial of service (CVE-2021-20309)

It was discovered that ImageMagick incorrectly handled certain values
when processing thumbnail image data. By tricking a user into opening
a specially crafted image file, an attacker could crash the application
causing a denial of service. (CVE-2021-20312)

It was discovered that ImageMagick incorrectly handled memory cleanup
when performing certain cryptographic operations. Under certain conditions
sensitive cryptographic information could be disclosed. (CVE-2021-20313)

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 18.04
Ubuntu 16.04
Ubuntu 14.04

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

Related notices

  • USN-5736-1: libmagickcore-6-arch-config, libmagickcore-6.q16hdri-3, libimage-magick-q16-perl, libmagickcore-6.q16hdri-dev, libmagickwand-dev, libimage-magick-q16hdri-perl, imagemagick-common, libmagick++-6.q16hdri-8, libmagickwand5, libmagickcore-6.q16-6, imagemagick, libmagickwand-6.q16-6, libmagickcore-6-headers, libmagickcore-6.q16-3, libmagickcore5, libmagickwand-6.q16hdri-6, libmagickcore-6.q16-3-extra, libmagickwand-6.q16hdri-dev, imagemagick-6.q16, libmagickwand-6.q16-2, libmagick++-6.q16hdri-dev, libmagickwand-6.q16-dev, perlmagick, libmagickcore5-extra, imagemagick-doc, imagemagick-6-common, libimage-magick-perl, libmagick++-6.q16-7, libmagickcore-6.q16-dev, libmagickwand-6-headers, libmagickcore-6.q16-6-extra, libmagick++-6.q16-8, libmagickwand-6.q16hdri-3, libmagickcore-6.q16-2, libmagick++-6-headers, libmagick++-dev, libmagickcore-6.q16-2-extra, imagemagick-6.q16hdri, libmagick++5, libmagickwand-6.q16-3, libmagick++-6.q16-dev, libmagick++-6.q16-5v5, imagemagick-6-doc, libmagickcore-6.q16hdri-6, libmagickcore-6.q16hdri-3-extra, libmagickcore-6.q16hdri-6-extra, libmagick++-6.q16hdri-7, libmagickcore-dev
  • USN-5736-2: libmagickcore-6-arch-config, libimage-magick-q16-perl, libmagickcore-6.q16hdri-dev, libmagickwand-dev, libimage-magick-q16hdri-perl, imagemagick-common, libmagick++-6.q16hdri-8, libmagickcore-6.q16-6, imagemagick, libmagickwand-6.q16-6, libmagickcore-6-headers, libmagickwand-6.q16hdri-6, libmagickwand-6.q16hdri-dev, imagemagick-6.q16, libmagick++-6.q16hdri-dev, libmagickwand-6.q16-dev, perlmagick, imagemagick-doc, imagemagick-6-common, libimage-magick-perl, libmagickcore-6.q16-dev, libmagickwand-6-headers, libmagickcore-6.q16-6-extra, libmagick++-6.q16-8, libmagick++-6-headers, libmagick++-dev, imagemagick-6.q16hdri, libmagick++-6.q16-dev, libmagickcore-6.q16hdri-6, imagemagick-6-doc, libmagickcore-6.q16hdri-6-extra, libmagickcore-dev