Ubuntu Security Notice USN-4312-1
March 30, 2020
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 19.10
Timeshift could be made to run programs as an administrator.
– timeshift: System restore utility
Matthias Gerstner discovered that Timeshift did not securely create temporary
files. An attacker could exploit a race condition in Timeshift and potentially
execute arbitrary commands as root.
The problem can be corrected by updating your system to the following
In general, a standard system update will make all the necessary changes.