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Re: pentium bug
- To: "root" <root at jacob dot remcomp dot fr>, <gnu-win32 at cygnus dot com>
- Subject: Re: pentium bug
- From: "Joshua Weage" <gte855f at prism dot gatech dot edu>
- Date: Sat, 8 Nov 1997 19:09:31 -0500
> 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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