Software Patching

Upgrading External Packages with unattended-upgrade

The unattended-upgrade tool is a great way to keep your system automatically updated. Learn how it works and how configure it.

Automatic Security Updates with DNF

The dnf package manager and dnf-automatic tool can be used for automated security patching on Linux systems. It requires only a few steps to set it up.

Showing Available Security Updates with DNF

Systems running Fedora have the DNF utility. With DNF it becomes easily to install packages and stay up-to-date with security related updates.

Determine which processes need a restart with checkrestart/needrestart

Just patching software packages is not enough. We cover some tools to determine which processes need a restart to complete software patch management.

Using unattended-upgrades on Debian and Ubuntu

To counter the biggest threat to software packages, Debian and Ubuntu based systems can use unattended-upgrades, to install security patches automatically.