From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alex Vong Subject: Re: What do Meltdown and Spectre mean for libreboot x200 user? Date: Sun, 14 Jan 2018 23:17:11 +0800 Message-ID: <87shb8qxl4.fsf@gmail.com> References: <405e966d-581d-d6f5-e085-ecad532ffcc6@gluglug.org.uk> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:52702) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eak2A-0006KE-8r for guix-devel@gnu.org; Sun, 14 Jan 2018 10:17:19 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eak27-0005JL-4n for guix-devel@gnu.org; Sun, 14 Jan 2018 10:17:18 -0500 Received: from mail-pl0-x22a.google.com ([2607:f8b0:400e:c01::22a]:44263) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1eak26-0005Iz-Us for guix-devel@gnu.org; Sun, 14 Jan 2018 10:17:15 -0500 Received: by mail-pl0-x22a.google.com with SMTP id n13so1989569plp.11 for ; Sun, 14 Jan 2018 07:17:14 -0800 (PST) In-Reply-To: <405e966d-581d-d6f5-e085-ecad532ffcc6@gluglug.org.uk> (Leah Rowe's message of "Wed, 10 Jan 2018 08:56:41 +0000") List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org Sender: "Guix-devel" To: Leah Rowe Cc: guix-devel@gnu.org Leah Rowe writes: > Hi Alex, > > The libreboot mailing list is down, so you can't CC it at the moment. > I was notified about this thread. > > There's not much we can do from the Libreboot side, but there are > mitigations on kernel side... since it's exploitable from javascript > you could also e.g. not run JavaScript. specing on #libreboot IRC had > the idea to run Firefox without the JIT enabled - we both tried to > compile the latest ESR however, with --disable-ion, and it segfaulted. > I tried to build ff 45esr instead, but that build failed. Thank you. I have updated my kernel. For the browser part, I currently run tor browser with security level set to high (so that javascript is disabled by default). Maybe you can tell people on #libreboot about this solution if you like.