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Ubuntu Security Notice USN-7042-2
October 09, 2024
cups-browsed vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 24.04 LTS
Summary:
cups-browsed could be made to run programs if it received specially crafted
network traffic.
Software Description:
- cups-browsed: OpenPrinting cups-browsed
Details:
USN-7042-1 fixed a vulnerability in cups-browsed. This update improves the
fix by removing support for the legacy CUPS printer discovery protocol
entirely.
Original advisory details:
 Simone Margaritelli discovered that cups-browsed 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.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 24.04 LTS
  cups-browsed                    2.0.0-0ubuntu10.2
In general, a standard system update will make all the necessary changes.
References:
  https://ubuntu.com/security/notices/USN-7042-2
  https://ubuntu.com/security/notices/USN-7042-1
  CVE-2024-47176
Package Information:
  https://launchpad.net/ubuntu/+source/cups-browsed/2.0.0-0ubuntu10.2