USN-4720-1: Apport vulnerabilities
2 February 2021
Several security issues were fixed in Apport.
- apport - automatically generate crash reports for debugging
Itai Greenhut discovered that Apport incorrectly parsed certain files in
the /proc filesystem. A local attacker could use this issue to escalate
privileges and run arbitrary code. (CVE-2021-25682, CVE-2021-25683)
Itai Greenhut discovered that Apport incorrectly handled opening certain
special files. A local attacker could possibly use this issue to cause
Apport to hang, resulting in a denial of service. (CVE-2021-25684)
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-4720-2: python3-problem-report, python3-apport, python-problem-report, apport, python-apport, apport-kde, apport-valgrind, apport-gtk, apport-retrace, apport-noui, dh-apport