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Ubuntu Security Notice USN-4051-1
July 09, 2019

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

- Ubuntu 19.04
- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Apport could be made to expose sensitive information in crash reports.

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

Details:

Kevin Backhouse discovered a race-condition when reading the user's local
Apport configuration. This could be used by a local attacker to cause
Apport to include arbitrary files in a resulting crash report.

Update instructions:

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

Ubuntu 19.04:
  python-apport                   2.20.10-0ubuntu27.1
  python3-apport                  2.20.10-0ubuntu27.1

Ubuntu 18.10:
  python-apport                   2.20.10-0ubuntu13.4
  python3-apport                  2.20.10-0ubuntu13.4

Ubuntu 18.04 LTS:
  python-apport                   2.20.9-0ubuntu7.7
  python3-apport                  2.20.9-0ubuntu7.7

Ubuntu 16.04 LTS:
  python-apport                   2.20.1-0ubuntu2.19
  python3-apport                  2.20.1-0ubuntu2.19

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

References:
  https://usn.ubuntu.com/4051-1
  CVE-2019-7307

Package Information:
  https://launchpad.net/ubuntu/+source/apport/2.20.10-0ubuntu27.1
  https://launchpad.net/ubuntu/+source/apport/2.20.10-0ubuntu13.4
  https://launchpad.net/ubuntu/+source/apport/2.20.9-0ubuntu7.7
  https://launchpad.net/ubuntu/+source/apport/2.20.1-0ubuntu2.19