From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B1B18C43387 for ; Sat, 22 Dec 2018 19:02:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7E2BB2195D for ; Sat, 22 Dec 2018 19:02:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388717AbeLVTCJ convert rfc822-to-8bit (ORCPT ); Sat, 22 Dec 2018 14:02:09 -0500 Received: from poy.remlab.net ([94.23.215.26]:35954 "EHLO ns207790.ip-94-23-215.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732563AbeLVTCJ (ORCPT ); Sat, 22 Dec 2018 14:02:09 -0500 X-Greylist: delayed 4199 seconds by postgrey-1.27 at vger.kernel.org; Sat, 22 Dec 2018 14:02:08 EST Received: from philogene.localnet (ip6-localhost [IPv6:::1]) by ns207790.ip-94-23-215.eu (Postfix) with ESMTP id B134A5FFA8; Sat, 22 Dec 2018 10:35:19 +0100 (CET) From: =?ISO-8859-1?Q?R=E9mi?= Denis-Courmont To: "Gustavo A. R. Silva" Cc: Remi Denis-Courmont , "David S. Miller" , netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] phonet: af_phonet: Fix Spectre v1 vulnerability Date: Sat, 22 Dec 2018 11:35:18 +0200 Message-ID: <2534569.ObK2OKVxXI@philogene> Organization: Remlab Tmi In-Reply-To: <20181221214117.GA1539@embeddedor> References: <20181221214117.GA1539@embeddedor> MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="iso-8859-1" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Le vendredi 21 décembre 2018, 23:41:17 EET Gustavo A. R. Silva a écrit : > protocol is indirectly controlled by user-space, hence leading to > a potential exploitation of the Spectre variant 1 vulnerability. No objections but AFAIR, only privileged userspace can trigger that code so the impact is kinda limited. -- Rémi Denis-Courmont