==========================================================================
Ubuntu Security Notice USN-7745-1
September 11, 2025

cups vulnerabilities
==========================================================================

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

- Ubuntu 25.04
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in CUPS.

Software Description:
- cups: Common UNIX Printing System(tm)

Details:

It was discovered that CUPS incorrectly handled authentication types other
than Basic. An attacker could possibly use this issue to bypass
authentication. (CVE-2025-58060)

It was discovered that CUPS incorrectly handled deserialization and
validation of printer attributes. An attacker could possibly use this
issue to cause a denial of service. (CVE-2025-58364)

Update instructions:

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

Ubuntu 25.04
  cups                            2.4.12-0ubuntu1.1

Ubuntu 24.04 LTS
  cups                            2.4.7-1.2ubuntu7.4

Ubuntu 22.04 LTS
  cups                            2.4.1op1-1ubuntu4.12

Ubuntu 20.04 LTS
  cups                            2.3.1-9ubuntu1.9+esm1
                                  Available with Ubuntu Pro

Ubuntu 18.04 LTS
  cups                            2.2.7-1ubuntu2.10+esm7
                                  Available with Ubuntu Pro

Ubuntu 16.04 LTS
  cups                            2.1.3-4ubuntu0.11+esm9
                                  Available with Ubuntu Pro

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

References:
  https://ubuntu.com/security/notices/USN-7745-1
  CVE-2025-58060, CVE-2025-58364

Package Information:
  https://launchpad.net/ubuntu/+source/cups/2.4.12-0ubuntu1.1
  
  https://launchpad.net/ubuntu/+source/cups/2.4.1op1-1ubuntu4.12