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Date:      Mon, 02 Sep 2002 15:12:55 +0200
From:      Gary Jennejohn <garyj@jennejohn.org>
To:        magudexter <magudexter@yahoo.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: k6 or i686 optimization on AMD Athlon? 
Message-ID:  <200209021313.g82DCt0O088941@peedub.jennejohn.org>
In-Reply-To: Your message of "Mon, 02 Sep 2002 05:57:05 PDT." <20020902125705.39456.qmail@web20310.mail.yahoo.com> 

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magudexter writes:
> Btw do you know anything about the non exec feature on
> the i386 in FreeBSD - meaning that the stack no longer
> executes code; this is a great increase in security as
> it is the usual method for buffer overflows? Or do you
> know where to ask/look for it?
> 

IIRC there was discussion about using this feature, but things
like signal trampolines on the stack require that the code be
executable.

The best place to ask about his would be hackers.

---
Gary Jennejohn / garyj@jennejohn.org gj@freebsd.org gj@denx.de


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