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Message-ID: <e0d4e02b-2256-0b32-a1e5-d03c0862db49@gruss.cc>
Date: Tue, 1 Nov 2016 08:53:55 +0100
From: Daniel Gruss <daniel@...ss.cc>
To: kernel-hardening@...ts.openwall.com, Pavel Machek <pavel@....cz>
Cc: Mark Rutland <mark.rutland@....com>, Kees Cook <keescook@...omium.org>,
Peter Zijlstra <peterz@...radead.org>,
Arnaldo Carvalho de Melo <acme@...hat.com>,
kernel list <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...hat.com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Subject: Re: rowhammer protection [was Re: Getting
interrupt every million cache misses]
On 01.11.2016 07:33, Ingo Molnar wrote:
> Can you suggest a method to find heavily rowhammer affected hardware? Only by
> testing it, or are there some chipset IDs ranges or dmidecode info that will
> pinpoint potentially affected machines?
I have worked with many different systems both on running rowhammer
attacks and testing defense mechanisms. So far, every Ivy Bridge i5
(DDR3) that I had access to was susceptible to bit flips - you will have
highest chances with Ivy Bridge i5...
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