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From: Dan Kegel <dank@kegel.com>
To: Ralf Baechle <ralf@uni-koblenz.de>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: socket connected to itself with RH 2.2.14-5.0? (Problem with example  from Stevens)
Date: Wed, 22 Aug 2001 20:03:49 -0700	[thread overview]
Message-ID: <3B847295.5127D1F8@kegel.com> (raw)
In-Reply-To: <3B82C7F2.43A60829@kegel.com> <20010822120619.A13189@dea.linux-mips.net>

Ralf Baechle wrote:
> 
> On Tue, Aug 21, 2001 at 01:43:30PM -0700, Dan Kegel wrote:
> > tcp        0      0 127.0.0.1:2003          127.0.0.1:2003          ESTABLISHED 965/client
> >
> > Erm, could the client have connected to *itself* somehow?
> 
> I would not consider that a bug even though certainly not very helpful.
> Now I wonder if this could potencially be abused for nice DoS attacks ...

After running the server on a port not in the ephemeral range,
the problem goes away.  It's just a funny thing that can happen
when you're connecting to a server on your own box, so no big deal.
- Dan

-- 
"I have seen the future, and it licks itself clean." -- Bucky Katt

      parent reply	other threads:[~2001-08-23  3:04 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-08-21 20:43 socket connected to itself with RH 2.2.14-5.0? (Problem with example from Stevens) Dan Kegel
     [not found] ` <20010822120619.A13189@dea.linux-mips.net>
2001-08-23  3:03   ` Dan Kegel [this message]

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