Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755578AbWKQJXu (ORCPT ); Fri, 17 Nov 2006 04:23:50 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755576AbWKQJXu (ORCPT ); Fri, 17 Nov 2006 04:23:50 -0500 Received: from cantor2.suse.de ([195.135.220.15]:61862 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S1755562AbWKQJXt (ORCPT ); Fri, 17 Nov 2006 04:23:49 -0500 From: Andi Kleen To: Hasso Tepper Subject: Re: Sysctl syscall Date: Fri, 17 Nov 2006 10:23:45 +0100 User-Agent: KMail/1.9.5 Cc: linux-kernel@vger.kernel.org References: <200611160003.02681.hasso@estpak.ee> <200611171007.57596.hasso@estpak.ee> In-Reply-To: <200611171007.57596.hasso@estpak.ee> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200611171023.45595.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 717 Lines: 16 On Friday 17 November 2006 09:07, Hasso Tepper wrote: > I have process which drops root privileges after startup and retains only > some privileges using CAP_NET_ADMIN and CAP_SYS_ADMIN capabilities. > I can change values in /proc/sys/net/ipv[46]/* (like turning forwarding > on/off) from this process using sysctl syscall, but I can't write > directly into /proc/sys/net/ipv[46]/* from it. That sounds more like a security bug than a feature to be preserved. -Andi - 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/