From owner-freebsd-current@freebsd.org Tue Jan 2 23:13:48 2018 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 2A58DEBE667 for ; Tue, 2 Jan 2018 23:13:48 +0000 (UTC) (envelope-from imb@protected-networks.net) Received: from mail.protected-networks.net (mail.protected-networks.net [IPv6:2001:470:8d59:1::8]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mail.protected-networks.net", Issuer "Protected Networks CA" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id E9C3B780A4 for ; Tue, 2 Jan 2018 23:13:47 +0000 (UTC) (envelope-from imb@protected-networks.net) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d= protected-networks.net; h=content-transfer-encoding :content-language:content-type:content-type:mime-version :user-agent:date:date:message-id:subject:subject:from:from; s= 201508; t=1514934825; bh=whesU6LCPS4BA+Qc2WUK4LT7VEtTU9Vc8cMMAtC TOVc=; b=i1W0GmtvVA5dCV3aXRlLqM2y4Wk30XgEg/q1T9RA6ApELNYp8oXEeHO bXu240OIClJ/CntCpda6xsghNvehjwfHfr14Tov8Y3Bg26IsLfpt/lWY0YmHm4Y1 zOOrsbO3FPUoVN5b16vdDH6Q5Oig4TiNUhDMJ0fDeUdW3U5Nz2ag= Received: from toshi.auburn.protected-networks.net (toshi.auburn.protected-networks.net [192.168.1.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did not present a certificate) (Authenticated sender: imb@mail.protected-networks.net) by mail.protected-networks.net (Postfix) with ESMTPSA id A130E35EA9 for ; Tue, 2 Jan 2018 18:13:45 -0500 (EST) To: FreeBSD Current From: Michael Butler Subject: Intel CPU design flaw - FreeBSD affected? Openpgp: id=6F63E6399DCC8E3E94D60F0642FF6BAE0442D492; url=0442D492 Message-ID: <9dda0496-be16-35c6-6c45-63d03b218ccb@protected-networks.net> Date: Tue, 2 Jan 2018 18:13:44 -0500 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:52.0) Gecko/20100101 Thunderbird/52.5.2 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 02 Jan 2018 23:13:48 -0000 Has any impact assessment been made as to FreeBSD's exposure or mitigation strategies? 'Kernel memory leaking' Intel processor design flaw forces Linux, Windows redesign - The Register Other OSes will need an update, performance hits loom A fundamental design flaw in Intel's processor chips has forced a significant redesign of the Linux and Windows kernels to defang the chip-level security bug.… Programmers are scrambling to overhaul the open-source Linux kernel's virtual memory system. Meanwhile, Microsoft is expected to publicly introduce necessary changes to its Windows operating system in this month's Patch Tuesday ... https://www.theregister.co.uk/2018/01/02/intel_cpu_design_flaw/ imb