[Beowulf] [upgrade strategy] Intel CPU design bug & security flaw - kernel fix imposes performance penalty
pbisbal at pppl.gov
Mon Jan 8 07:19:22 PST 2018
On 01/05/2018 07:35 PM, Gerald Henriksen wrote:
> On Fri, 5 Jan 2018 17:32:19 -0500, you wrote:
>> According to several articles I read today:
>> Meltdown (1 exploit)is Intel-specific
>> Spectre (2 different exploits) affects just about every processor on
>> the planet.
> This is correct, and the other key difference is that so far there is
> only a solution to Meltdown.
> The below linked page has this to say about Spectre:
> "As it is not easy to fix, it will haunt us for quite some time"
> Fedora has linked to this page for more info on the two:
I haven't checked out that link yet, but from what I read, spectre is
also much harder to exploit, too, which mitigates the risk of spectre to
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