USN-4965-1: Apport vulnerabilities

Releases

• Ubuntu 21.04
• Ubuntu 20.10
• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM

Packages

• apport - automatically generate crash reports for debugging

Details

Maik Münch discovered that Apport incorrectly handled certain information
gathering operations. A local attacker could use these issues to read and
write arbitrary files as an administrator, and possibly escalate
privileges.

Update instructions

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

Ubuntu 21.04

• python3-apport - 2.20.11-0ubuntu65.1
• apport - 2.20.11-0ubuntu65.1

Ubuntu 20.10

• python3-apport - 2.20.11-0ubuntu50.7
• apport - 2.20.11-0ubuntu50.7

Ubuntu 20.04

• python3-apport - 2.20.11-0ubuntu27.18
• apport - 2.20.11-0ubuntu27.18

Ubuntu 18.04

• python-apport - 2.20.9-0ubuntu7.24
• python3-apport - 2.20.9-0ubuntu7.24
• apport - 2.20.9-0ubuntu7.24

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

References

• CVE-2021-32549
• CVE-2021-32554
• CVE-2021-32547
• CVE-2021-32553
• CVE-2021-32556
• CVE-2021-32552
• CVE-2021-32557
• CVE-2021-32550
• CVE-2021-32548
• CVE-2021-32555
• CVE-2021-32551

Related notices

• USN-4965-2: python3-problem-report, python-apport, apport, apport-retrace, apport-noui, python3-apport, python-problem-report, dh-apport, apport-kde, apport-gtk, apport-valgrind