News of Meltdown and Spectre — two CPU vulnerabilities affecting nearly all operating systems and devices — has resulted in a mad race by vendors to release patches that can help mitigate the flaws. Last Wednesday, Microsoft even took the unusual step of releasing out-of-band security updates for Windows 10, Windows 8.1, and Windows 7.
Article Link: https://blog.barkly.com/have-not-received-meltdown-spectre-updates-statistics