Check for specific variants (defaults to all)

Spectre and Meltdown mitigation detection tool.
More information: <https://manned.org/spectre-meltdown-checker>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

sudo spectre-meltdown-checker --variant {{1|2|3|3a|4|l1tf|msbds|mfbds|mlpds|mdsum|taa|mcespc|srbds}}

click the source code to copy install spectre-meltdown-checker on any operating system with command-not-found.com