USN-7745-1: CUPS vulnerabilities

Publication date

11 September 2025

Overview

Several security issues were fixed in CUPS.


Packages

  • 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)

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

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
25.04 plucky cups –  2.4.12-0ubuntu1.1
24.04 noble cups –  2.4.7-1.2ubuntu7.4
22.04 jammy cups –  2.4.1op1-1ubuntu4.12
20.04 focal cups –  2.3.1-9ubuntu1.9+esm1  
18.04 bionic cups –  2.2.7-1ubuntu2.10+esm7  
16.04 xenial cups –  2.1.3-4ubuntu0.11+esm9  

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.


Have additional questions?

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