From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-3.9 required=3.0 tests=AWL,BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI shortcircuit=no autolearn=ham autolearn_force=no version=3.4.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by dcvr.yhbt.net (Postfix) with ESMTP id A36421F403 for ; Tue, 19 Jun 2018 19:56:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030608AbeFST4w (ORCPT ); Tue, 19 Jun 2018 15:56:52 -0400 Received: from cloud.peff.net ([104.130.231.41]:48896 "HELO cloud.peff.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1030472AbeFST4w (ORCPT ); Tue, 19 Jun 2018 15:56:52 -0400 Received: (qmail 6808 invoked by uid 109); 19 Jun 2018 19:56:52 -0000 Received: from Unknown (HELO peff.net) (10.0.1.2) by cloud.peff.net (qpsmtpd/0.94) with SMTP; Tue, 19 Jun 2018 19:56:52 +0000 Authentication-Results: cloud.peff.net; auth=none Received: (qmail 16897 invoked by uid 111); 19 Jun 2018 19:57:09 -0000 Received: from sigill.intra.peff.net (HELO sigill.intra.peff.net) (10.0.0.7) by peff.net (qpsmtpd/0.94) with (ECDHE-RSA-AES256-GCM-SHA384 encrypted) SMTP; Tue, 19 Jun 2018 15:57:09 -0400 Authentication-Results: peff.net; auth=none Received: by sigill.intra.peff.net (sSMTP sendmail emulation); Tue, 19 Jun 2018 15:56:50 -0400 Date: Tue, 19 Jun 2018 15:56:50 -0400 From: Jeff King To: "Dyer, Edwin" Cc: "git@vger.kernel.org" Subject: Re: security: potential out-of-bound read at ewah_io.c |ewah_read_mmap| Message-ID: <20180619195649.GA1499@sigill.intra.peff.net> References: <2067D731-C415-4D19-8CDA-90D7DC638397@l4w.io> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org On Tue, Jun 19, 2018 at 07:00:48PM +0000, Dyer, Edwin wrote: > Just curious if there was any additional comment on this potential > OOB? I may have missed it and if so, apologies for the ask. The fix is in master, and should be part of the upcoming v2.18. See commit 9d2e330b17 (ewah_read_mmap: bounds-check mmap reads, 2018-06-14). -Peff