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=-2.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 4F0B8C4360F for ; Wed, 3 Apr 2019 23:08:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 119432075E for ; Wed, 3 Apr 2019 23:08:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Z3JLdii+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726199AbfDCXIp (ORCPT ); Wed, 3 Apr 2019 19:08:45 -0400 Received: from mail-pf1-f179.google.com ([209.85.210.179]:41001 "EHLO mail-pf1-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726167AbfDCXIp (ORCPT ); Wed, 3 Apr 2019 19:08:45 -0400 Received: by mail-pf1-f179.google.com with SMTP id 188so320143pfd.8; Wed, 03 Apr 2019 16:08:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=OI5Pfiuljbjg8N16CY0UEZq+me77JsNqRgDjS1uUSzo=; b=Z3JLdii+c9b4HkzEsc99LcFv4p0rbDwNKBhqnsCcXPXdvGuTxuwkWXR1Bxb+oJKFPc veMCnSWiKRCBBpJCUp20lQVRgerPGA/YWEb8svZOlTDZ2Z0LEdGskyewkxlb11MDAgGl /srwcdwCakes3bbHKE4RCHXXoEpZClp4/ROfLv8wFmhzwQyE3Jtn5Cdx9uPbSo7IJxGt pH0VTOvHvrVgOvsIua+JjDOYPNEBN1YgDj0c7IVaKPWOi6/+KWXHnG7QvVnmmiBCx7yk lnog6cNEUmwX6KGvmhRbhJrJE/23eI3nXz5sDSeRj23Db+puaUDGe9VJJGKp3ZMZQzVj Z8cQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=OI5Pfiuljbjg8N16CY0UEZq+me77JsNqRgDjS1uUSzo=; b=Y0hhiAPWAa6ebDm1jTopFhuccqjA1b8GpQShghMwJ1ib+Nk5izB6o93vwH9oiS5ePu /gDlRxayT8kVl6ypyCzFKr4ibamUQ38dOJ5R5BMCi1aQ95NdyBmSKX1rXxZvpCqkwEck 205Y7UycJnbNHJEIJn6QNNJURpELC+CaVCw1STxxoBhL9Id6Q1LNNil+Us8ceBYPdJhd HeW/hk/tiGlx5Ep9/jVQszdPlvwm8YseZ1a/XsjffmkPBxy7G3vc7YOYMcQrfCzE5Tl2 oADguvFW6ZLwyh4oibyMUFZzISsieWI5CzRnHeBjssx5sAcgVTn2iBjFjMsX5Fpwns5H 3ezQ== X-Gm-Message-State: APjAAAWkQTm9HVOltIsE4sJE6EfxPbXM5U64VureXuEVN/n1FhZvbskT iv0CAE/0TqeVc9bNTFt4cpWwOl3k X-Google-Smtp-Source: APXvYqxuaBd+zN2dNrvYs9fY8bYGxB1OXQJH7wex4sfwAW9OxWPq1pcnpMKcd9+O83nm0QsTAH3zpg== X-Received: by 2002:a63:6941:: with SMTP id e62mr2236607pgc.99.1554332924272; Wed, 03 Apr 2019 16:08:44 -0700 (PDT) Received: from tw-172-25-31-76.office.twttr.net ([8.25.197.24]) by smtp.gmail.com with ESMTPSA id a7sm23439574pfc.45.2019.04.03.16.08.42 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 03 Apr 2019 16:08:42 -0700 (PDT) From: Cong Wang To: netdev@vger.kernel.org Cc: linux-bluetooth@vger.kernel.org, Cong Wang Subject: [Patch net v2 0/3] bluetooth: validate packet boundary carefully Date: Wed, 3 Apr 2019 16:08:32 -0700 Message-Id: <20190403230835.1174-1-xiyou.wangcong@gmail.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-bluetooth-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org This patchset fixes the out-of-bound access in bluetooth stack. Although it is large, all of them follow the same pattern, so it should not be hard to review. I try to group them as much as I can. This patchset should cover Dan's patch too. Please check each patch for details. (Resending v2 as it is lost in netdev mailing list.) --- Cong Wang (3): bluetooth: validate HCI_EVENT_PKT packet carefully bluetooth: validate HCI_EV_LE_META packet carefully bluetooth: validate HCI_EV_CMD_COMPLETE packet carefully net/bluetooth/hci_event.c | 627 +++++++++++++++++++++++++++++++------- 1 file changed, 520 insertions(+), 107 deletions(-) -- 2.20.1