[USN-8209-2] Little CMS vulnerability

[noreply+usn-bot at canonical.com]

==========================================================================
Ubuntu Security Notice USN-8209-2
June 01, 2026

lcms2 vulnerability
==========================================================================

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

- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Little CMS could be made to crash or run programs if it opened a
specially crafted ICC profile.

Software Description:
- lcms2: Little CMS color management library

Details:

USN-8209-1 fixed vulnerabilities in Little CMS. This update contains the
fixes for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and
Ubuntu 20.04 LTS.

Original advisory details:

 It was discovered that Little CMS incorrectly handled certain malformed ICC
 profiles. An attacker could use this issue to cause Little CMS to crash,
 resulting in a denial of service, or possibly execute arbitrary code.

Update instructions:

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

Ubuntu 20.04 LTS
  liblcms2-2                      2.9-4ubuntu0.1~esm1
                                  Available with Ubuntu Pro
  liblcms2-dev                    2.9-4ubuntu0.1~esm1
                                  Available with Ubuntu Pro
  liblcms2-utils                  2.9-4ubuntu0.1~esm1
                                  Available with Ubuntu Pro

Ubuntu 18.04 LTS
  liblcms2-2                      2.9-1ubuntu0.1+esm1
                                  Available with Ubuntu Pro
  liblcms2-dev                    2.9-1ubuntu0.1+esm1
                                  Available with Ubuntu Pro
  liblcms2-utils                  2.9-1ubuntu0.1+esm1
                                  Available with Ubuntu Pro

Ubuntu 16.04 LTS
  liblcms2-2                      2.6-3ubuntu2.1+esm1
                                  Available with Ubuntu Pro
  liblcms2-dev                    2.6-3ubuntu2.1+esm1
                                  Available with Ubuntu Pro
  liblcms2-utils                  2.6-3ubuntu2.1+esm1
                                  Available with Ubuntu Pro

Ubuntu 14.04 LTS
  liblcms2-2                      2.5-0ubuntu4.2+esm1
                                  Available with Ubuntu Pro
  liblcms2-dev                    2.5-0ubuntu4.2+esm1
                                  Available with Ubuntu Pro
  liblcms2-utils                  2.5-0ubuntu4.2+esm1
                                  Available with Ubuntu Pro

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

References:
  https://ubuntu.com/security/notices/USN-8209-2
  https://ubuntu.com/security/notices/USN-8209-1
  CVE-2026-41254
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