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Date:      Mon, 10 Feb 1997 13:11:21 +0100
From:      Eivind Eklund <eivind@dimaga.com>
To:        roberto@keltia.freenix.fr (Ollivier Robert)
Cc:        freebsd-security@freebsd.org
Subject:   Re: buffer overruns
Message-ID:  <3.0.32.19970210131120.00a34940@dimaga.com>

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At 11:14 PM 2/9/97 +0100, Ollivier Robert wrote:
>The easiest way to close all this bugs is to make the stack non executable
>(from a processor standpoint) but I'm not sure you can do it in Intel
>processors.

Yes, you can.  This, however, involve a lot more segment operations than
FreeBSD presently use, which will seriously hurt performance, as well as
being a pain to implement.



Eivind Eklund  perhaps@yes.no  http://maybe.yes.no/perhaps/
eivind@freebsd.org




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