From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933475AbaH0KJs (ORCPT ); Wed, 27 Aug 2014 06:09:48 -0400 Received: from mx1.redhat.com ([209.132.183.28]:18087 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756007AbaH0KJr (ORCPT ); Wed, 27 Aug 2014 06:09:47 -0400 Message-ID: <53FDAE65.3080208@redhat.com> Date: Wed, 27 Aug 2014 12:09:41 +0200 From: Paolo Bonzini User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.0 MIME-Version: 1.0 To: Luis Henriques CC: linux-kernel@vger.kernel.org, tj@kernel.org Subject: Re: [PATCH v3 part1 0/4] Fix SG_IO ambiguity between READ SUBCHANNEL and UNMAP (and other similar cases) References: <1369317503-4095-1-git-send-email-pbonzini@redhat.com> <20140827093437.GA10937@hercules> In-Reply-To: <20140827093437.GA10937@hercules> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Il 27/08/2014 11:34, Luis Henriques ha scritto: > > The SG_IO ioctl's command whitelist is designed for MMC devices (roughly, > > "play/burn CDs without requiring root") but some opcodes overlap across SCSI > > device classes and have different meanings for different classes. > > > > To fix this, use different bitmaps for the various device classes. > > This is CVE-2012-4542. > > Sorry for bringing this old issue again, but I was wondering what > happen to this fix. Nothing; everybody lost interest in it. Paolo