From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754052AbcEBOvR (ORCPT ); Mon, 2 May 2016 10:51:17 -0400 Received: from mout.kundenserver.de ([212.227.126.135]:56648 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752045AbcEBOvO (ORCPT ); Mon, 2 May 2016 10:51:14 -0400 Subject: Re: [PATCH v2] nvmem/mxs-ocotp: fix buffer overflow in read To: Greg Kroah-Hartman , Stanislav Meduna References: <1f26dfe5-c75f-39df-e21e-77aeea408258@meduna.org> <57275C69.9060902@i2se.com> <20160502144458.GA15555@kroah.com> Cc: Maxime Ripard , Srinivas Kandagatla , "linux-arm-kernel@lists.infradead.org" , linux-kernel@vger.kernel.org From: Stefan Wahren Message-ID: <5727694B.80708@i2se.com> Date: Mon, 2 May 2016 16:50:51 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.7.2 MIME-Version: 1.0 In-Reply-To: <20160502144458.GA15555@kroah.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K0:HvKtd8fVJ+Ruplm4m2ZAioYLsZhi+M74gm4ajSVIjDGtm3s78qG PEMx0hBZB17zs+0VQ0JOBHpRHPW/mIBfX4iuPg+0Ojy7s0kJrwBwyNUj7TB08nV7ycrJqna o314GtNaZMlRrH0eCqjvN68lR44L+snDS74Cd+/kOu1A3EfkIt/559R3qfe8UKXfEgzXu7Y 474flCuMo4n8gubwVgftQ== X-UI-Out-Filterresults: notjunk:1;V01:K0:vHyOfmaPdy0=:8Pz+3ByPYXCmVdsrsPPVZo YahTfjg6XNZ2VskH+f50ullVdXnrMdc6kpEKjUw7sf5/1U19fQ1rHg4ZjHO1lJojj4or7PNjL m3AlGA1xjGtRhJQRtAajiffY13gJPC7nawLFvVv8dOqtVQVywsLJ5dXz1mUFT/0htCW0MeBHH CiLH7szfUrEc5u6uI2DUUS1339jI/vvnxtGw6wjn1U5GpWDMRIO4qDyyHWe3bytAr2sPtAUvp 4S9ypcPEFF55YIUaG8ZpOqtZSKO9SMkviGSd95+lWD1A8Y2WmxruVrfbXbkUDtDh/LCuCDyJa X6Dnxb0q6UMQsNpCsx8/kp7El5ClRA/SZgMYJaslOZAoySr4SVLhXFdJ5mEh7NxNcZVKHWcb/ OA3gwBQtMdktGI7wn96BnigJKBZu8IghzDUabRSgq2vNk0ScdTgAxmjguX+TwxrwcXHny6Tg5 C1HiK7xvlRXCPD1bDZu5h0o53CoRWNi7fIOStsBTyKnRMaoxL2g5D7NeSp16POETfVP5cTHPJ ZNwlXVMGCsfr9BZpu7gC5RF7r4qjtDFKb22o7vdStJCNfwpAf3867jRMPOWWLeZoTvjlJLnwo H/A82M7PMxMRO7/r2D5UiZt0yqDvIdIABAk0T7S4TTDr2d65VAYkoTVDl48/datbTiputzdJU bF3ckBnuNvcOaM54iYxGemFdHbLofk0MB+j2zRVRYpca3kzR9u7KIHZYSHf1ogUKCLYbmhBom 3/17W1CS9GCXH41M Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Stano, Am 02.05.2016 um 16:44 schrieb Greg Kroah-Hartman: > On Mon, May 02, 2016 at 03:55:53PM +0200, Stefan Wahren wrote: >> Hi Srinivas, >> hi Greg, >> >> Am 27.04.2016 um 14:39 schrieb Stanislav Meduna: >>> This patch fixes the issue where the mxs_ocotp_read is reading >>> the ocotp in reg_size steps but decrements the remaining size >>> by 1. The number of iterations is thus four times higher, >>> overwriting the area behind the output buffer. >>> >>> Fixes: c01e9a11ab6f ("nvmem: add driver for ocotp in i.MX23 and i.MX28") >>> Tested-by: Stefan Wahren >>> Signed-off-by: Stanislav Meduna >> any change to get this critical fix into 4.6? > This is the first I've seen this patch :( sorry for this. > > Can you resend it in a format I can apply it in? Could you please resend V2 to Greg? Thanks Stefan > > thanks, > > greg k-h > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel