Intel has microcode patches available for newer CPUs.
They are not going to patch: Bloomfield, Clarksfield, Gulftown, Penryn, Wolfdale, Yorkfield…
AFAICS this is basically Intel Core 2 through the early i5/7 and the Xeons from those eras.
Intel – Microcode Revision Guidance, April 2, 2018 (PDF)
Kelly says
Doesn’t look like they’re going to patch my Haswell I7-4790K.
Joshua says
Intel? Are they still a thing?