[coreboot] When does AMD release the fam15 spectre microcode updates?

awokd awokd at danwin1210.me
Wed Apr 25 03:02:31 CEST 2018


On Tue, April 24, 2018 11:31 pm, Nico Huber wrote:
> On 25.04.2018 00:18, Taiidan at gmx.com wrote:

>> I can't believe everyone else is so nonchalant about all this
>> considering how important it is I still haven't figured out how to update
>> the microcode on any of my computers - no guides I have found actually
>> work and no distros have the new microcode for intel or amd despite it
>> having been months.

I'm not nonchalant, but I'm not entirely sure what to do with those patch
files and was hoping to see a new amd microcode 15h bin with them
incorporated.

> I can't believe everybody is so nonchalant about Rowhammer but many
> people make a big thing out of the comparatively tiny Spectre problem.
>
>>
>> For the best security one should have both the new microcode and the
>> lfence msr?
>
> Not for the best but for any security, you have to understand first that
> both options only change something if your software is prepared to uti-
> lize them. First update your software, then check what it needs / what the
> developers expect (the new microcode I'd guess).

If I remember the earlier discussion right on that lfence msr, the OS can
also set it so although it would be nice if coreboot did as well, it's not
required?




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