From:	gte855f AT prism DOT gatech DOT edu (Joshua Weage)
Subject:	Re: pentium bug
8 Nov 1997 16:32:37 -0800 :
Message-ID:	<199711090009.TAA14089.cygnus.gnu-win32@acmey.gatech.edu>
Mime-Version:	1.0
To:	"root" <root AT jacob DOT remcomp DOT fr>, <gnu-win32 AT cygnus DOT com>

> This means that anybody can crash anytime any OS that runs under a
Pentium CPU.
> As the poster said, no special permissions are needed, the pentium runs
under
> ring 3 permissions!!!! user space
> 
> This means that no secure system can ever be built that uses the pentium
CPU. No
> protected system. The OS receives NO TRAP!!!

	So what is the problem with a hard reboot?  Your system will not be
insecure, it will just crash.  The same thing can be done to a sun
workstation, not quite as quick, but it is possible to force a hard reboot
with no other available options to get the system back up.

Josh

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