Messages in this thread | | | Date | Mon, 26 Feb 2018 10:41:48 +0100 | From | Borislav Petkov <> | Subject | Re: [PATCH] KVM: X86: Allow userspace to define the microcode version |
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On Mon, Feb 26, 2018 at 03:23:58PM +0800, Wanpeng Li wrote: > From: Wanpeng Li <wanpengli@tencent.com> > > Linux (among the others) has checks to make sure that certain features > aren't enabled on a certain family/model/stepping if the microcode version > isn't greater than or equal to a known good version. > > By exposing the real microcode version, we're preventing buggy guests that
Where do we prevent userspace from coming up with some non-sensical microcode revision?
-- Regards/Gruss, Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
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