Computerworld - https://www.computerworld.com/article/3245767/apple-mac/apple-acts-as-digital-transformation-hits-panic-mode.html#tk.rss_all
Apple is updating its systems against newly revealed Spectre and Meltdown vulnerabilities, but it’s not enough to update personal devices – what about older PCs and the millions of servers that may also be vulnerable to the bug?
The bigger picture
The Spectre and Meltdown bugs are causing lots of distress. Meltdown impacts Intel processors, while Spectre appears to threaten chips from AMD and ARM as well. A good explanation of these vulnerabilities is here.