From owner-freebsd-hackers Tue Aug 24 5:21:15 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from antioche.lip6.fr (antioche.lip6.fr [132.227.74.11]) by hub.freebsd.org (Postfix) with ESMTP id 8FDAA150F8 for ; Tue, 24 Aug 1999 05:21:12 -0700 (PDT) (envelope-from bouyer@antioche.lip6.fr) Received: from antifer.ipv6.lip6.fr (antifer.ipv6.lip6.fr [132.227.72.132]) by antioche.lip6.fr (8.9.3/8.9.3) with ESMTP id OAA11607; Tue, 24 Aug 1999 14:21:03 +0200 (MEST) Received: (bouyer@localhost) by antifer.ipv6.lip6.fr (8.8.8/8.6.4) id OAA04015; Tue, 24 Aug 1999 14:21:02 +0200 (MEST) Date: Tue, 24 Aug 1999 14:21:02 +0200 From: Manuel Bouyer To: Wolfgang Solfrank Cc: freebsd-hackers@FreeBSD.ORG, tech-userlevel@netbsd.org, tech-kern@netbsd.org Subject: Re: Need some advice regarding portable user IDs Message-ID: <19990824142101.B3987@antioche.lip6.fr> References: <199908191217.OAA28628@kurt.tools.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.95.6us In-Reply-To: <199908191217.OAA28628@kurt.tools.de>; from Wolfgang Solfrank on Thu, Aug 19, 1999 at 02:17:49PM +0200 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Thu, Aug 19, 1999 at 02:17:49PM +0200, Wolfgang Solfrank wrote: > BTW, since non-root users can mount anything, we should make the filesystems' > code more robust, so that one cannot take the machine down by inserting > random media and mounting it. They can't mount anything, they need to have access to the block devices. For "loopback" mounts (null, union, umap, ...), we have to be more carefull about restrictions. Maybe NFS is an issue too ... -- Manuel Bouyer, LIP6, Universite Paris VI. Manuel.Bouyer@lip6.fr -- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message