From owner-freebsd-security Tue Jul 13 12: 3:39 1999 Delivered-To: freebsd-security@freebsd.org Received: from alice.gba.oz.au (gba-254.tmx.com.au [203.9.155.254]) by hub.freebsd.org (Postfix) with SMTP id 5637114ED7 for <security@FreeBSD.ORG>; Tue, 13 Jul 1999 12:03:33 -0700 (PDT) (envelope-from gjb-freebsd@gba.oz.au) Received: (qmail 5759 invoked by uid 1001); 13 Jul 1999 22:25:20 +1000 Message-ID: <19990713122520.5758.qmail@alice.gba.oz.au> X-Posted-By: GBA-Post 1.03 20-Sep-1998 X-PGP-Fingerprint: 5A91 6942 8CEA 9DAB B95B C249 1CE1 493B 2B5A CE30 Date: Tue, 13 Jul 1999 22:25:20 +1000 From: Greg Black <gjb-freebsd@gba.oz.au> To: Robert Watson <robert+freebsd@cyrus.watson.org> Cc: Garrett Wollman <wollman@khavrinen.lcs.mit.edu>, Darren Reed <avalon@coombs.anu.edu.au>, security@FreeBSD.ORG Subject: Re: Module magic References: <Pine.BSF.3.96.990713062706.14450C-100000@fledge.watson.org> In-reply-to: <Pine.BSF.3.96.990713062706.14450C-100000@fledge.watson.org> of Tue, 13 Jul 1999 06:34:49 -0400 Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Robert Watson writes: > > > > FWIW, I believe NetBSD systems (and OpenBSD systems) ship configured to > > > > boot with securelevel == 0, as opposed to FreeBSD which appears to default > > > > to -1. > > > > > > We think our users are more concerned about X working. > > > > Are you saying that X does not work when securelevel >= 0 under > > FreeBSD? > > If I recall, the XiG Accelerated X product requires direct access to > memory. vm_mmap.c: > > [...] > > Their code should probably not do this, as direct memory access violates > kernel safety. Can anybody tell me if this breakage only applies to XiG's Accelerated X or if it is also an issue with XFree86? -- Greg Black -- <gjb@acm.org> To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message