USN-5077-1: Apport vulnerabilities

Releases

• Ubuntu 21.04
• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM

Packages

• 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

• python3-apport - 2.20.11-0ubuntu65.3
• apport - 2.20.11-0ubuntu65.3

Ubuntu 20.04

• python3-apport - 2.20.11-0ubuntu27.20
• apport - 2.20.11-0ubuntu27.20

Ubuntu 18.04

• python-apport - 2.20.9-0ubuntu7.26
• python3-apport - 2.20.9-0ubuntu7.26
• apport - 2.20.9-0ubuntu7.26

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

References

• CVE-2021-3710
• CVE-2021-3709

Related notices

• USN-5077-2: python-apport, apport, python-problem-report, python3-apport, apport-retrace, apport-gtk, apport-kde, apport-noui, python3-problem-report, apport-valgrind, dh-apport