Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752030AbZL1VaG (ORCPT ); Mon, 28 Dec 2009 16:30:06 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751884AbZL1VaE (ORCPT ); Mon, 28 Dec 2009 16:30:04 -0500 Received: from lennier.cc.vt.edu ([198.82.162.213]:38879 "EHLO lennier.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751447AbZL1VaC (ORCPT ); Mon, 28 Dec 2009 16:30:02 -0500 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.2 To: Pavel Machek Cc: Michael Stone , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-security-module@vger.kernel.org, Andi Kleen , David Lang , Oliver Hartkopp , Alan Cox , Herbert Xu , Bryan Donlan , Evgeniy Polyakov , "C. Scott Ananian" , James Morris , "Eric W. Biederman" , Bernie Innocenti , Mark Seaborn , Randy Dunlap , Am?rico Wang , Tetsuo Handa , Samir Bellabes , Casey Schaufler , "Serge E. Hallyn" Subject: Re: RFC: disablenetwork facility. (v4) In-Reply-To: Your message of "Mon, 28 Dec 2009 21:55:11 +0100." <20091228205511.GD1637@ucw.cz> From: Valdis.Kletnieks@vt.edu References: <20091227190802.GH11737@elf.ucw.cz> <20091228060759.GB13266@heat> <20091228101006.GA19984@elf.ucw.cz> <8817.1262011044@localhost> <20091228205511.GD1637@ucw.cz> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1262035681_4431P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Mon, 28 Dec 2009 16:28:01 -0500 Message-ID: <14362.1262035681@localhost> X-Mirapoint-Received-SPF: 128.173.14.107 localhost Valdis.Kletnieks@vt.edu 2 pass X-Mirapoint-IP-Reputation: reputation=neutral-1, source=Fixed, refid=n/a, actions=MAILHURDLE SPF TAG X-Junkmail-Info: (45) HELO_LOCALHOST X-Junkmail-Status: score=45/50, host=vivi.cc.vt.edu X-Junkmail-SD-Raw: score=unknown, refid=str=0001.0A020207.4B3922E3.0041,ss=1,fgs=0, ip=0.0.0.0, so=2009-09-22 00:05:22, dmn=2009-09-10 00:05:08, mode=multiengine X-Junkmail-IWF: false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 969 Lines: 31 --==_Exmh_1262035681_4431P Content-Type: text/plain; charset=us-ascii On Mon, 28 Dec 2009 21:55:11 +0100, Pavel Machek said: > it is really only required for binaries setuid to someone else, but > that would be too ugly. (Plus, as someone said, ping is great for > leaking data out.) Hmm... How is it "too ugly"? It's just a 'euid != uid' comparison? Or am I missing some contortion required? --==_Exmh_1262035681_4431P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFLOSLhcC3lWbTT17ARAg/ZAJ9NYXYgMgDeFldLbAEUOl3ERXBbFgCgphiL RBooQz2/zh8w6oXPl9jHmII= =4Hwy -----END PGP SIGNATURE----- --==_Exmh_1262035681_4431P-- -- 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/