Ubuntu 22.04 LTS: USN-7043-4 critical: cups-filters remote code execution

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: cups-filters could be made to run programs if it received specially crafted network traffic. Software Description: - cups-filters: OpenPrinting CUPS Filters Details: USN-7043-1 fixed vulnerabilities in cups-filters. This update improves the fix for CVE-2024-47176 by removing support for the legacy CUPS printer discovery protocol entirely. Original advisory details: Simone Margaritelli discovered that the cups-filters cups-browsed component could be used to create arbitrary printers from outside the local network. In combination with issues in other printing components, a remote attacker could possibly use this issue to connect to a system, created manipulated PPD files, and execute arbitrary code when a printer is used. This update disables support for the legacy CUPS printer discovery protocol. (CVE-2024-47176) ...