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Ubuntu Security Notice USN-7041-3
October 07, 2024

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

- Ubuntu 16.04 LTS

Summary:

CUPS could be made to crash or run programs if it received specially
crafted network traffic.

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

Details:

USN-7041-1 fixed a vulnerability in CUPS. This update provides
the corresponding update for Ubuntu 16.04 LTS.

Original advisory details:

 Simone Margaritelli discovered that CUPS incorrectly sanitized IPP
 data when creating PPD files. A remote attacker could possibly use this
 issue to manipulate PPD files and execute arbitrary code when a printer is
 used.

Update instructions:

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

Ubuntu 16.04 LTS
  cups                            2.1.3-4ubuntu0.11+esm8
                                  Available with Ubuntu Pro

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

References:
  https://ubuntu.com/security/notices/USN-7041-3
  https://ubuntu.com/security/notices/USN-7041-2
  https://ubuntu.com/security/notices/USN-7041-1
  CVE-2024-47175