From owner-freebsd-stable  Thu Jan 20 21:19:41 2000
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From: Darren Reed <avalon@coombs.anu.edu.au>
Message-Id: <200001210421.PAA25285@cairo.anu.edu.au>
Subject: Re: bugtraq posts: stream.c - new FreeBSD exploit?
To: brett@lariat.org (Brett Glass)
Date: Fri, 21 Jan 2000 15:21:35 +1100 (Australia/NSW)
Cc: avalon@coombs.anu.edu.au (Darren Reed),
	imp@village.org (Warner Losh),
	jamiE@arpa.com (jamiE rishaw - master e*tard),
	tom@uniserve.com (Tom), mike@sentex.net (Mike Tancsa),
	freebsd-security@FreeBSD.ORG, freebsd-stable@FreeBSD.ORG
In-Reply-To: <4.2.2.20000120211801.01a4a4c0@localhost> from "Brett Glass" at Jan 20, 2000 09:18:51 PM
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In some mail from Brett Glass, sie said:
> 
> At 06:48 PM 1/20/2000 , Darren Reed wrote:
>    
> >If you are using ipnat and have ipfilter installed, the work around is
> >as follows:
> 
> I'm not very experienced with IPFilter, so this may be an "newbie" question,
> but why is ipnat necessary?

It isn't.  I said that for people who are using ipnat but not ipfilter.

btw, I think the better way to write the 3 rules is:

block in quick proto tcp from any to any head 100
pass in quick proto tcp from any to any flags S keep state group 100
pass in all

Darren


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