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Message-ID: <1edd96a2-b5fb-8131-4042-7410833dd0dd@gruss.cc>
Date: Tue, 1 Nov 2016 09:13:20 +0100
From: Daniel Gruss <daniel@...ss.cc>
To: kernel-hardening@...ts.openwall.com, Ingo Molnar <mingo@...nel.org>
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 09:10, Pavel Machek wrote:
> cpu family : 6
> model : 23
> model name : Intel(R) Core(TM)2 Duo CPU E7400 @ 2.80GHz
> stepping : 10
> microcode : 0xa07
>
> so rowhammerjs/native is not available for this system. Bit mapping
> for memory hash functions would need to be reverse engineered for more
> effective attack.
By coincidence, we wrote a tool to do that in software:
https://github.com/IAIK/drama ;)
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