Linux Kernel Developer Criticizes Intel for Meltdown, Spectre Response
> While there have been many patches made in Linux, he strongly advised users to update with Intel's microcode fixes as well, as they provide an additional layer of protection beyond what an operating system can provide.I found this page explaining how to do it https://www.cyberciti.biz/faq/install-update-intel-microcode...I checked and my microcode is from 2018-01-21. Being on a 2014 laptop it means it got updated by the package manager.