Ubuntu 23.04: USN-6184-1 Critical CUPS Denial of Service Risk

ubuntu

June 22, 2023

CUPS could be made to crash or expose sensitive information over the network.

Summary

CUPS could be made to crash or expose sensitive information over the

network.

Software Description:

- cups: Common UNIX Printing System(tm)

Details:

It was discovered that CUPS incorrectly handled certain memory operations.

An attacker could possibly use this issue to cause CUPS to crash, resulting

in a denial of service, or possibly obtain sensitive information.

Topics Covered

security advisory denial of service Ubuntu CUPS network exposure

Update Instructions

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

Ubuntu 23.04:
   cups                            2.4.2-3ubuntu2.2

Ubuntu 22.10:
   cups                            2.4.2-1ubuntu2.2

Ubuntu 22.04 LTS:
   cups                            2.4.1op1-1ubuntu4.4

Ubuntu 20.04 LTS:
   cups                            2.3.1-9ubuntu1.4

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