Looks like we’ll have to watch for the microcode revisions to release after we ship, as this apparently affects all hyper-threaded processors. *Edit: all of the m/y series are hyperthreaded, so all models will be affected
Another link with more detail:
People working on Debian are quoted on this article, but this is a processor microcode issue, and will affect any OS (including Windows 10).
Edit: Another link: