=========================================================================Ubuntu Security Notice USN-5855-2
March 15, 2023

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

- Ubuntu 22.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

Several security issues were fixed in ImageMagick.

Software Description:
- imagemagick: Image manipulation programs and library

Details:

USN-5855-1 fixed a vulnerability in ImageMagick. This update provides
the corresponding update for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu
22.10.

Original advisory details:

 It was discovered that ImageMagick incorrectly handled certain PNG images.
 If a user or automated system were tricked into opening a specially crafted
 PNG file, an attacker could use this issue to cause ImageMagick to stop
 responding, resulting in a denial of service, or possibly obtain the
 contents of arbitrary files by including them into images.

Update instructions:

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

Ubuntu 22.10:
  imagemagick                     8:6.9.11.60+dfsg-1.3ubuntu0.22.10.2
  imagemagick-6.q16               8:6.9.11.60+dfsg-1.3ubuntu0.22.10.2
  libmagick++-6.q16-8             8:6.9.11.60+dfsg-1.3ubuntu0.22.10.2
  libmagickcore-6.q16-6           8:6.9.11.60+dfsg-1.3ubuntu0.22.10.2
  libmagickcore-6.q16-6-extra     8:6.9.11.60+dfsg-1.3ubuntu0.22.10.2

Ubuntu 22.04 LTS:
  imagemagick                     8:6.9.11.60+dfsg-1.3ubuntu0.22.04.1
  imagemagick-6.q16               8:6.9.11.60+dfsg-1.3ubuntu0.22.04.1
  libmagick++-6.q16-8             8:6.9.11.60+dfsg-1.3ubuntu0.22.04.1
  libmagickcore-6.q16-6           8:6.9.11.60+dfsg-1.3ubuntu0.22.04.1
  libmagickcore-6.q16-6-extra     8:6.9.11.60+dfsg-1.3ubuntu0.22.04.1

Ubuntu 20.04 LTS:
  imagemagick                     8:6.9.10.23+dfsg-2.1ubuntu11.5
  imagemagick-6.q16               8:6.9.10.23+dfsg-2.1ubuntu11.5
  libmagick++-6.q16-8             8:6.9.10.23+dfsg-2.1ubuntu11.5
  libmagickcore-6.q16-6           8:6.9.10.23+dfsg-2.1ubuntu11.5
  libmagickcore-6.q16-6-extra     8:6.9.10.23+dfsg-2.1ubuntu11.5

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

References:
  https://ubuntu.com/security/notices/USN-5855-2
  https://ubuntu.com/security/notices/USN-5855-1
  CVE-2022-44267, CVE-2022-44268

Package Information:
  https://launchpad.net/ubuntu/+source/imagemagick/8:6.9.11.60+dfsg-1.3ubuntu0.22.10.2
  https://launchpad.net/ubuntu/+source/imagemagick/8:6.9.11.60+dfsg-1.3ubuntu0.22.04.1
  https://launchpad.net/ubuntu/+source/imagemagick/8:6.9.10.23+dfsg-2.1ubuntu11.5