Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752759AbdDKRwr (ORCPT ); Tue, 11 Apr 2017 13:52:47 -0400 Received: from out1-smtp.messagingengine.com ([66.111.4.25]:40972 "EHLO out1-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752500AbdDKRwn (ORCPT ); Tue, 11 Apr 2017 13:52:43 -0400 X-ME-Sender: Message-Id: <1491933162.45759.941552624.3722F8E8@webmail.messagingengine.com> From: Colin Walters To: Eric Blake , Greg Kurz , viro@zeniv.linux.org.uk Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" X-Mailer: MessagingEngine.com Webmail Interface - ajax-0b509d77 Date: Tue, 11 Apr 2017 13:52:42 -0400 References: <148830142269.7103.7429913851447595016.stgit@bahia> <99466bd0-48f2-1594-5392-5e6191d56ffa@redhat.com> In-Reply-To: <99466bd0-48f2-1594-5392-5e6191d56ffa@redhat.com> Subject: Re: [PATCH 1/2] vfs: implement fchmodat2() syscall Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 331 Lines: 10 On Tue, Feb 28, 2017, at 02:23 PM, Eric Blake wrote: > Might also be worth mentioning that this patch is required in order to > solve CVE-2016-9602, per discussion at > https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg06089.html I only briefly looked at this, but can't `open(..., O_PATH)` be used to solve this today?