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=-0.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 A6F02C43331 for ; Thu, 2 Apr 2020 07:44:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 79E22208FE for ; Thu, 2 Apr 2020 07:44:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585813462; bh=d/t/ujtXfu28zEOz6+VRG1AW8IlGcvBVan5BajLdORM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=miiSFolUivkBz30pg+A9o9dBfYXaoavr5LYNe5ZAOJzseabRjfkHwaqVoITdv7uRJ aAMiaNCv/44dOk+5BuH2uIOCVN/1WBv+PGjrD1l2BEca4C27rZrFSKbDlSe1ac0Fll BTMyFQl8lmlAGXn/Dbwl93dlAyeImKDuEmywV9Fo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387537AbgDBHoV (ORCPT ); Thu, 2 Apr 2020 03:44:21 -0400 Received: from mail.kernel.org ([198.145.29.99]:56020 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725965AbgDBHoV (ORCPT ); Thu, 2 Apr 2020 03:44:21 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9E81A2063A; Thu, 2 Apr 2020 07:44:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585813461; bh=d/t/ujtXfu28zEOz6+VRG1AW8IlGcvBVan5BajLdORM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=XLku4gs1IZiQwF4QFe0O7SC6J3tvkwEMlX1UjDNr2ebi6Y+7CV5wi8pVr9/pMPWSH /XJFl/7mgZyPwYrBlaQmCMakSc2GiZlXr9OiiLdY6FCFMVVi9XCTh6eUhhj1Kd61CM wppysZScXU4zQ0fO6YtA6P3vhBtf6Ku/Qhtfk2yo= Date: Thu, 2 Apr 2020 09:44:19 +0200 From: Greg KH To: Luis Chamberlain Cc: axboe@kernel.dk, viro@zeniv.linux.org.uk, rostedt@goodmis.org, mingo@redhat.com, jack@suse.cz, ming.lei@redhat.com, nstange@suse.de, mhocko@suse.com, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [RFC 0/3] block: address blktrace use-after-free Message-ID: <20200402074419.GD2755501@kroah.com> References: <20200402000002.7442-1-mcgrof@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200402000002.7442-1-mcgrof@kernel.org> Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Wed, Apr 01, 2020 at 11:59:59PM +0000, Luis Chamberlain wrote: > Upstream kernel.org korg#205713 contends that there is a UAF in > the core debugfs debugfs_remove() function, and has gone through > pushing for a CVE for this, CVE-2019-19770. As you point out, that CVE is crazy and pointless, thanks for seeing this through. greg k-h