I have been in the computer world since the 70s and boy did the patches come out like a land side to both programs and operating systems.
For me, the release of the point updates include security patches. In today's world, that is a very sad reality that there areas many folks/countries that mean to harm the users of new technology.
Never got a virus on my rotary dial phone and it was always where I last used it, on a table. 😎