Wednesday, 3 January 2018

'Kernel memory leaking' Intel processor design flaw forces Linux, Windows redesign

quote [ A fundamental design flaw in Intel's processor chips has forced a significant redesign of the Linux and Windows kernels to defang the chip-level security bug. Other OSes will need an update, performance hits loom. ]

FUUUUUUUUUUUUUUUUUUUUUUUUUUUUCK.

Affects pretty much all Intel CPUs going back a decade (Coffee Lake appears to be the only exception). MacOS will need a patch too, it's a hardware problem so I'm not sure why they called out Windows and Linux. This looks to be worse than the Pentium floating-point bug - there's no hardware fix, and the software fix will impose a 5-30% performance hit. And I just bought a new computer with a 10-core Xeon CPU. Think I'm going to keep it off the internet and avoid the patch, I need maximum horsepower.

[SFW] [science & technology] [+10 WTF]
[by hellboy]
<-- Entry / Comment History

hellboy said @ 8:06pm GMT on 3rd January
Yeah, I'm sure Apple is already looking at putting their ARM chips in Macs.

hellboy said @ 8:08pm GMT on 3rd January
Yeah, I'm sure Apple is already looking at putting their ARM chips in Macs. It's too bad they don't have an AMD kernel.


<-- Entry / Current Comment
hellboy said @ 8:06pm GMT on 3rd January
Yeah, I'm sure Apple is already looking at putting their ARM chips in Macs. It's too bad they don't have an AMD kernel.



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