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Date:      Fri, 21 Feb 2003 08:13:29 -0600
From:      "Jacques A. Vidrine" <nectar@FreeBSD.org>
To:        Dag-Erling Smorgrav <des@ofug.org>
Cc:        "M. Warner Losh" <imp@bsdimp.com>, ru@FreeBSD.org, cjc@FreeBSD.org, src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org
Subject:   Re: cvs commit: src/sys/netinet in_pcb.c
Message-ID:  <20030221141329.GA32550@madman.celabo.org>
In-Reply-To: <xzp1y21u3m2.fsf@flood.ping.uio.no>
References:  <200302210528.h1L5SS0H092948@repoman.freebsd.org> <20030221131205.GE30966@sunbay.com> <20030221.062059.34122968.imp@bsdimp.com> <20030221135056.GA32007@madman.celabo.org> <xzp1y21u3m2.fsf@flood.ping.uio.no>

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On Fri, Feb 21, 2003 at 03:09:57PM +0100, Dag-Erling Smorgrav wrote:
> "Jacques A. Vidrine" <nectar@FreeBSD.org> writes:
> > On Fri, Feb 21, 2003 at 06:20:59AM -0700, M. Warner Losh wrote:
> > > One implication of this is that if you have a server running on a
> > > used-to-be priviledged port and now run it on a no-privs port your
> > > machine has more potential for compromise.  [...]
> > Yes, this is why this feature _must_ remain `off' by default.
> 
> Did you guys even read the commit message?  The default values cover
> the range of historically privileged ports.  There is no feature that
> needs to be turned off.  Unless the admin explicitly modifies one or
> both of the sysctl variables introduced by the commit, there is
> absolutely no change in behaviour.

Did I say something different?  It defaults to off now, and it _must_
remain off.  Maybe I should be clearer by saying ``historical
behaviour'' instead of ``off''.  I don't think anyone saying that
there is anything wrong with the commit.

Cheers,
-- 
Jacques A. Vidrine <nectar@celabo.org>          http://www.celabo.org/
NTT/Verio SME          .     FreeBSD UNIX     .       Heimdal Kerberos
jvidrine@verio.net     .  nectar@FreeBSD.org  .          nectar@kth.se

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