USN-4493-1: cryptsetup vulnerability

14 September 2020

cryptsetup could be made to execute arbitrary code if it received a specially crafted input.



  • cryptsetup - disk encryption support - startup scripts


It was discovered that cryptsetup incorrectly handled certain inputs.
An attacker could possibly use this issue to execute arbitrary code.

Update instructions

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

Ubuntu 20.04

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