Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762305AbZLKMEw (ORCPT ); Fri, 11 Dec 2009 07:04:52 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756709AbZLKMEr (ORCPT ); Fri, 11 Dec 2009 07:04:47 -0500 Received: from mail-out.m-online.net ([212.18.0.10]:42946 "EHLO mail-out.m-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756700AbZLKMEq (ORCPT ); Fri, 11 Dec 2009 07:04:46 -0500 From: Andreas Schwab To: Ivan Zahariev Cc: linux-kernel@vger.kernel.org Subject: Re: EUID != root + EGID = root, and CAP_SETGID References: <4B222C3D.2070807@icdsoft.com> X-Yow: I'm gliding over a NUCLEAR WASTE DUMP near ATLANTA, Georgia!! Date: Fri, 11 Dec 2009 13:04:49 +0100 In-Reply-To: <4B222C3D.2070807@icdsoft.com> (Ivan Zahariev's message of "Fri, 11 Dec 2009 13:25:49 +0200") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1.90 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 682 Lines: 19 Ivan Zahariev writes: > As a result, such a process cannot change its EGID to an arbitrary one, > even though the current EGID is the super-user "root" one. There is no such thing as a "super-user group". No group has any special privleges. Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And now for something completely different." -- 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/