Re: i686 quirk for AMD Geode

From: H. Peter Anvin
Date: Wed Nov 11 2009 - 01:23:23 EST


On 11/10/2009 09:52 PM, Willy Tarreau wrote:
>
> - last, the probability of having an NX page just after an
> executable one seems too tight to me to even constitute
> an attack vector ! BTW, I'm not even certain that all CPUs
> correctly implement this check !
>

Do you have *any* *evidence* *whatsoever* for that assertion?!

I personally will consider something that doesn't implement proper
security check to be a potential security hole and will NAK the patch.

-hpa

--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.

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