Message-Id: <200401090336.i093aBxB004312@turing-police.cc.vt.edu>
To: Andrew Morton <akpm@osdl.org>
Cc: Jesper Juhl <juhl-lkml@dif.dk>, linux-kernel@vger.kernel.org,
       ericy@cais.com
Subject: Re: [PATCH][RFC] invalid ELF binaries can execute - better sanity checking 
In-Reply-To: Your message of "Thu, 08 Jan 2004 19:20:21 PST."
             <20040108192021.6c2aea60.akpm@osdl.org> 
From: Valdis.Kletnieks@vt.edu
References: <Pine.LNX.4.56.0401090236390.11276@jju_lnx.backbone.dif.dk>
            <20040108192021.6c2aea60.akpm@osdl.org>
Mime-Version: 1.0
Content-Type: multipart/signed; boundary="==_Exmh_2079825436P";
	 micalg=pgp-sha1; protocol="application/pgp-signature"
Content-Transfer-Encoding: 7bit
Date: Thu, 08 Jan 2004 22:36:10 -0500
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 1104
Lines: 34

--==_Exmh_2079825436P
Content-Type: text/plain; charset=us-ascii

On Thu, 08 Jan 2004 19:20:21 PST, Andrew Morton said:
> I've always had little confidence in the elf loader.  The problem is
> complex, the code quality is not high and the consequences of an error are
> severe.

You might want to read this very interesting dissection of the ELF format
for fun and non-profit.
 
http://www.muppetlabs.com/~breadbox/software/tiny/teensy.html

All I can say is - although it's insanely creative, this is *NOT* how I
want my ELF loader to work. ;)

--==_Exmh_2079825436P
Content-Type: application/pgp-signature

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.2.3 (GNU/Linux)
Comment: Exmh version 2.5 07/13/2001

iD8DBQE//iGqcC3lWbTT17ARAvSjAKDexldgKsWc8yXMST7uU/GroyyHgwCg2C8f
/CIh13FL8ZrMhW8XY/GGNHM=
=h/OJ
-----END PGP SIGNATURE-----

--==_Exmh_2079825436P--
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/