=========================================================================
Ubuntu Security Notice USN-7545-4
August 04, 2025

apport regression
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

USN-7545-1 introduced a regression in Apport

Software Description:
- apport: automatically generate crash reports for debugging

Details:

USN-7545-1 fixed vulnerabilities in Apport. The update incorrectly
handled logging if a crashing process was killed while Apport was
analyzing it. This update fixes the problem.

We apologize for the inconvenience.

Original advisory details:

 Qualys discovered that Apport incorrectly handled metadata when
 processing application crashes. An attacker could possibly use this issue
 to leak sensitive information.

Update instructions:

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

Ubuntu 22.04 LTS
  apport                          2.20.11-0ubuntu82.10
  python3-apport                  2.20.11-0ubuntu82.10

Ubuntu 20.04 LTS
  apport                          2.20.11-0ubuntu27.31
  python3-apport                  2.20.11-0ubuntu27.31

Ubuntu 18.04 LTS
  apport                          2.20.9-0ubuntu7.29+esm4
                                  Available with Ubuntu Pro
  python-apport                   2.20.9-0ubuntu7.29+esm4
                                  Available with Ubuntu Pro
  python3-apport                  2.20.9-0ubuntu7.29+esm4
                                  Available with Ubuntu Pro

Ubuntu 16.04 LTS
  apport                          2.20.1-0ubuntu2.30+esm8
                                  Available with Ubuntu Pro
  python-apport                   2.20.1-0ubuntu2.30+esm8
                                  Available with Ubuntu Pro
  python3-apport                  2.20.1-0ubuntu2.30+esm8
                                  Available with Ubuntu Pro

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

References:
  https://ubuntu.com/security/notices/USN-7545-4
  https://ubuntu.com/security/notices/USN-7545-2
  https://ubuntu.com/security/notices/USN-7545-3
  https://ubuntu.com/security/notices/USN-7545-4
  https://launchpad.net/bugs/2117236

Package Information:
  https://launchpad.net/ubuntu/+source/apport/2.20.11-0ubuntu82.10
  https://launchpad.net/ubuntu/+source/apport/2.20.11-0ubuntu27.31