USN-4667-1: APT vulnerability
9 December 2020
APT could be made to crash or stop responding if it opened a specially crafted file.
Releases
Packages
- apt - Advanced front-end for dpkg
Details
Kevin Backhouse discovered that APT incorrectly handled certain packages.
A local attacker could possibly use this issue to cause APT to crash or
stop responding, resulting in a denial of service.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.10
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-4667-2: libapt-pkg-dev, apt-utils, apt-doc, libapt-pkg4.12, apt, libapt-pkg-doc, libapt-inst1.5, apt-transport-https