1997-11-11 - Re: WARNING: Serious Pentium Bug

Header Data

From: nobody@REPLAY.COM (Anonymous)
To: cypherpunks@cyberpass.net
Message Hash: 55609d41efdd7f2565cdf48e8348411e9780d32eab1434dde5c3cb50b657c3ae
Message ID: <199711110101.CAA05203@basement.replay.com>
Reply To: <199711091525.JAA10950@dfw-ix16.ix.netcom.com>
UTC Datetime: 1997-11-11 01:15:48 UTC
Raw Date: Tue, 11 Nov 1997 09:15:48 +0800

Raw message

From: nobody@REPLAY.COM (Anonymous)
Date: Tue, 11 Nov 1997 09:15:48 +0800
To: cypherpunks@cyberpass.net
Subject: Re: WARNING: Serious Pentium Bug
In-Reply-To: <199711091525.JAA10950@dfw-ix16.ix.netcom.com>
Message-ID: <199711110101.CAA05203@basement.replay.com>
MIME-Version: 1.0
Content-Type: text/plain



"Paul Bradley" <csm70830@port.ac.uk> wrote:

> > >This require no special permissions to run, it works fine with
> > >average-joe-userspace permissions. I have verified this, it works.
> > >Demand a new CPU from Intel.
> >
> > This didn't crash my Pentium.  Hoax?
> 
> No way, this P200 croaked instantly the code was run, in the wrong
> hands this has serious network takedown potential.

The bug is a race condition in the L1 cache, so it doesn't always crash
when executing this, just sometimes.  It depends on what's in the cache.






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