Microarchitectural Data Sampling: Difference between revisions

Content deleted Content added
switch off hyperthreading is the only cure ...
Removed false claim that microcode updates require a firmware update (OSes can and actually do install them on every boot). With that the explanation what microcode is seems superfluous too.
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==Mitigation==
Fixes to [[operating systems]], [[virtualization]] mechanisms, [[web browsers]] and [[microcode]] are necessary.<ref name="Greenberg"/> Microcode is the implementation of processor instructions on the processor itself, and updates require a firmware patch,<ref name="Greenberg"/> also known as [[BIOS]] or [[UEFI]], to the motherboard.
{{As of|2019|05|14}}, applying available updates on an affected PC system was the most that could be done to mitigate the issues.<ref name="GZM-20190514">{{cite news |author-last=O'Neill |author-first=Patrick Howell |title=What To Do About the Nasty New Intel Chip Flaw |url=https://gizmodo.com/what-to-do-about-the-new-intel-chip-flaw-1834759126 |date=14 May 2019 |work=[[Gizmodo]] |access-date=15 May 2019}}</ref>
 
*Intel incorporated fixes in its processors starting shortly before the public announcement of the vulnerabilities.<ref name="Greenberg"/>