[USN-7437-1] CImg library vulnerabilities

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==========================================================================
Ubuntu Security Notice USN-7437-1
April 15, 2025

cimg vulnerabilities
==========================================================================

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

- Ubuntu 24.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in CImg.

Software Description:
- cimg: powerful image processing library

Details:

It was discovered that the CImg library did not properly check the size
of images before loading them. An attacker could possibly use this issue
to cause a denial of service. This issue only affected Ubuntu 22.04 LTS.
(CVE-2022-1325)

It was discovered that the CImg library did not correctly handle certain
memory operations, which could lead to a buffer overflow. An attacker
could possibly use this issue to execute arbitrary code or cause a denial
of service. (CVE-2024-26540)

Update instructions:

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

Ubuntu 24.10
  cimg-dev                        3.2.1+dfsg-1ubuntu0.24.10.1

Ubuntu 24.04 LTS
  cimg-dev                        3.2.1+dfsg-1ubuntu0.24.04.1~esm1
                                  Available with Ubuntu Pro

Ubuntu 22.04 LTS
  cimg-dev                        2.9.4+dfsg-3ubuntu0.1~esm1
                                  Available with Ubuntu Pro

Ubuntu 18.04 LTS
  cimg-dev                        1.7.9+dfsg-2ubuntu0.18.04.2+esm1
                                  Available with Ubuntu Pro

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

References:
  https://ubuntu.com/security/notices/USN-7437-1
  CVE-2022-1325, CVE-2024-26540

Package Information:
https://launchpad.net/ubuntu/+source/cimg/3.2.1+dfsg-1ubuntu0.24.10.1