[USN-5077-1] Apport vulnerabilities

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-5077-1
September 14, 2021

apport vulnerabilities
==========================================================================

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

- Ubuntu 21.04
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in Apport.

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

Details:

Maik Münch and Stephen Röttger discovered that Apport incorrectly handled
certain information gathering operations. A local attacker could use this
issue to gain read access to arbitrary files, possibly containing sensitive
information.

Update instructions:

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

Ubuntu 21.04:
  apport                          2.20.11-0ubuntu65.3
  python3-apport                  2.20.11-0ubuntu65.3

Ubuntu 20.04 LTS:
  apport                          2.20.11-0ubuntu27.20
  python3-apport                  2.20.11-0ubuntu27.20

Ubuntu 18.04 LTS:
  apport                          2.20.9-0ubuntu7.26
  python-apport                   2.20.9-0ubuntu7.26
  python3-apport                  2.20.9-0ubuntu7.26

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

References:
  https://ubuntu.com/security/notices/USN-5077-1
  CVE-2021-3709, CVE-2021-3710

Package Information:
  https://launchpad.net/ubuntu/+source/apport/2.20.11-0ubuntu65.3
  https://launchpad.net/ubuntu/+source/apport/2.20.11-0ubuntu27.20
  https://launchpad.net/ubuntu/+source/apport/2.20.9-0ubuntu7.26

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