From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH] don't allow CAP_NET_ADMIN to load non-netdev kernel modules Date: Fri, 25 Feb 2011 11:16:06 -0800 (PST) Message-ID: <20110225.111606.115927805.davem@davemloft.net> References: <20110225190205.GA4541@albatros> <20110225.110529.39178636.davem@davemloft.net> <1298660879.2554.23.camel@bwh-desktop> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: segoon@openwall.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, kuznet@ms2.inr.ac.ru, pekkas@netcore.fi, jmorris@namei.org, yoshfuji@linux-ipv6.org, kaber@trash.net, eric.dumazet@gmail.com, therbert@google.com, xiaosuo@gmail.com, jesse@nicira.com, kees.cook@canonical.com, eugene@redhat.com, dan.j.rosenberg@gmail.com, akpm@linux-foundation.org To: bhutchings@solarflare.com Return-path: In-Reply-To: <1298660879.2554.23.camel@bwh-desktop> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Ben Hutchings Date: Fri, 25 Feb 2011 19:07:59 +0000 > You realise that module loading doesn't actually run in the context of > request_module(), right? Why is that a barrier? We could simply pass a capability mask into request_module if necessary. It's an implementation detail, and not a deterrant to my suggested scheme.