USN-4315-1: Apport vulnerabilities
2 April 2020
Several security issues were fixed in Apport.
- apport - automatically generate crash reports for debugging
Maximilien Bourgeteau discovered that the Apport lock file was created with
insecure permissions. This could allow a local attacker to escalate their
privileges via a symlink attack. (CVE-2020-8831)
Maximilien Bourgeteau discovered a race condition in Apport when setting
crash report permissions. This could allow a local attacker to read
arbitrary files via a symlink attack. (CVE-2020-8833)
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.
- USN-4315-2: python3-problem-report, python-problem-report, python3-apport, apport-retrace, dh-apport, apport-gtk, apport, apport-kde, python-apport, apport-noui, apport-valgrind