[USN-7433-1] GraphicsMagick vulnerabilities

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==========================================================================
Ubuntu Security Notice USN-7433-1
April 14, 2025

graphicsmagick vulnerabilities
==========================================================================

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

- Ubuntu 24.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS

Summary:

Several security issues were fixed in GraphicsMagick.

Software Description:
- graphicsmagick: collection of image processing tools

Details:

It was discovered that GraphicsMagick did not properly limit image
dimensions, which could lead to excessive memory consumption. An attacker
could possibly use this issue to cause a denial of service.
(CVE-2025-27795)

It was discovered that GraphicsMagick did not properly handle certain
memory operations, which could lead to a out-of-bounds memory access. An
attacker could possibly use this issue to leak sensitive information.
This issue only affected Ubuntu 24.10. (CVE-2025-27796)

Update instructions:

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

Ubuntu 24.10
  graphicsmagick                  1.4+really1.3.45-1ubuntu0.1

Ubuntu 24.04 LTS
  graphicsmagick 1.4+really1.3.42-1.1ubuntu0.1~esm1
                                  Available with Ubuntu Pro

Ubuntu 22.04 LTS
  graphicsmagick                  1.4+really1.3.38-1ubuntu0.1+esm1
                                  Available with Ubuntu Pro

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

References:
  https://ubuntu.com/security/notices/USN-7433-1
  CVE-2025-27795, CVE-2025-27796

Package Information:
https://launchpad.net/ubuntu/+source/graphicsmagick/1.4+really1.3.45-1ubuntu0.1