Companies release patches to improve on software that you may have installed on your system. These patches improve on software functionality and possibly add new features. These updates also address possible vulnerabilities that may have been discovered post-release.
It is important to install these updates as soon as possible. While not all vulnerabilities present in software may affect you, it is better to be safe than sorry. Any vulnerability can be a cause for concern when trying to safeguard your personal information and device.
Be sure to update your devices and software regularly, to include your anti-virus software, Windows, and Mac devices.