Re: http://www.smashguard.org

[Pavel Machek <pavel () ucw cz>]

Hi!

> > 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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