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BugTraq
http://www.smashguard.org Jan 30 2004 11:34PM Hilmi Ozdoganoglu (cyprian purdue edu) (2 replies) RE: http://www.smashguard.org Feb 03 2004 12:36PM Dave Paris (dparis w3works com) (2 replies) RE: http://www.smashguard.org Feb 06 2004 08:29PM Hilmi Ozdoganoglu (cyprian purdue edu) (3 replies) Re: http://www.smashguard.org Feb 07 2004 03:27PM Theo de Raadt (deraadt cvs openbsd org) (1 replies) |
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> >The idea is not to create "custom CPUs" but to have our modification
> >picked up by major vendors. Clearly there is interest in applying
> >hardware to solve security issues based on the latest press releases
> >from AMD that AMD chips include buffer-overflow protection (see
> >Computer World, January 15, 2004).
> >
> As Theo said, the AMD buffer overflow "protection" is nothing more than
> sensible separation of R and X bits per page, fixing a glaring and
Actually it is not "sensible", and it is not separation.
You can have r--, r-x, but you can't have --x.
Pavel
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