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=-10.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 42D6EC83016 for ; Wed, 2 Dec 2020 09:24:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E223E20872 for ; Wed, 2 Dec 2020 09:23:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729268AbgLBJXX (ORCPT ); Wed, 2 Dec 2020 04:23:23 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51682 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728238AbgLBJXW (ORCPT ); Wed, 2 Dec 2020 04:23:22 -0500 Received: from mail-wr1-x441.google.com (mail-wr1-x441.google.com [IPv6:2a00:1450:4864:20::441]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 09A42C0613D4; Wed, 2 Dec 2020 01:22:36 -0800 (PST) Received: by mail-wr1-x441.google.com with SMTP id k14so2728705wrn.1; Wed, 02 Dec 2020 01:22:35 -0800 (PST) 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=ZwrjU6762QSJwiWh0r8/mVMOyaJCyDaBwDy1dg3d6Is=; b=BBa+/wYaigbPVikShx/N9TYS3+S8E6FW3coJHXiUOFz2RFdhVF+ZVIm7Htrt8//kfe 7+gkNYAoxad3xbeivbEuhUQZRFTrDtcps9Usn0XHPmiXxfnKvoBhEy28GSkqambtabzS qKpJSqq/2pEo/P0y+X54ulGylWlb1fhitPLQeCIGMkHxg50zKk3Sx/W9+IoLR9DmD6dZ l2EyNA0MExEmMAk8Rym0E89OcioCIy4ryg1ZCWZxFNi8SKP/yevuoKVLbxGlMy0rj/9r LZ/UlvLS/ZMQEd/Aarl57kQujQXwQ3hDSMSTCsKM90L60PUx28WYGus1BfZdO0OZ2Q36 DhnQ== 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=ZwrjU6762QSJwiWh0r8/mVMOyaJCyDaBwDy1dg3d6Is=; b=GMkr6/xWNg91WddU7mIW28NLGqLXru0Ea8oF6mIEBX62Zu6kLsZLDgwVRXIDqI1kOD Bq/Dn8Ua4RGY9fYm1L313GEtNB1LUairyajkEXWJue3FLKFZSI6nI38UD9N6Tr1VJkQw Qgo607ERAIdwp1uH1IjO7LYpyIkz/3fHlx+wfQIFYcH7AFNQp4r1HjiI8ifLWM5Iqcgj Ny3uZaQlRlWGSlOCPziU8oc+P/84JrR2DliM0R+CFGc8Rg/KSi1h36YIelc+iEfRirUD MkTLbRmtsC8R7aSnjKe+G9vG437Nehgb9qhpdJMUnUs8IQocbqIz1skoseZkaurB3MDM OYPQ== X-Gm-Message-State: AOAM533gwEQJIz+BgQAVuR/7R/CryV3r8oHB2VWeB4KBkfuXe6blKRHw VYuZ5TEOB7+4Nc72LiQwiEAX/fBAWYWmCg== X-Google-Smtp-Source: ABdhPJxwnwXt20YrRHzg9cLM1lQNBJ6tLPQlYKRtVv5ZPXbPVDACngcnWlB6WqxmtOuW08Mr2lggoA== X-Received: by 2002:adf:93e6:: with SMTP id 93mr2177456wrp.197.1606900954124; Wed, 02 Dec 2020 01:22:34 -0800 (PST) Received: from andrea.corp.microsoft.com (host-95-239-64-30.retail.telecomitalia.it. [95.239.64.30]) by smtp.gmail.com with ESMTPSA id e27sm1535936wrc.9.2020.12.02.01.22.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Dec 2020 01:22:33 -0800 (PST) From: "Andrea Parri (Microsoft)" To: linux-kernel@vger.kernel.org, linux-hyperv@vger.kernel.org Cc: "K . Y . Srinivasan" , Haiyang Zhang , Stephen Hemminger , Wei Liu , Michael Kelley , Juan Vazquez , Saruhan Karademir , "Andrea Parri (Microsoft)" Subject: [PATCH v2 0/7] Drivers: hv: vmbus: More VMBus-hardening changes Date: Wed, 2 Dec 2020 10:22:07 +0100 Message-Id: <20201202092214.13520-1-parri.andrea@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi all, This is v2 of [1], integrating feedback from Juan and Wei and adding patch 4/7 (after Juan's suggestion). Changelogs are in the patches. Thanks, Andrea [1] https://lkml.kernel.org/r/20201118143649.108465-1-parri.andrea@gmail.com Andrea Parri (Microsoft) (7): Drivers: hv: vmbus: Initialize memory to be sent to the host Drivers: hv: vmbus: Avoid double fetch of msgtype in vmbus_on_msg_dpc() Drivers: hv: vmbus: Avoid double fetch of payload_size in vmbus_on_msg_dpc() Drivers: hv: vmbus: Copy the hv_message object in vmbus_on_msg_dpc() Drivers: hv: vmbus: Avoid use-after-free in vmbus_onoffer_rescind() Drivers: hv: vmbus: Resolve race condition in vmbus_onoffer_rescind() Drivers: hv: vmbus: Do not allow overwriting vmbus_connection.channels[] drivers/hv/channel.c | 4 +-- drivers/hv/channel_mgmt.c | 53 +++++++++++++++++++++++++++------------ drivers/hv/hyperv_vmbus.h | 2 +- drivers/hv/vmbus_drv.c | 43 ++++++++++++++++++------------- include/linux/hyperv.h | 1 + 5 files changed, 67 insertions(+), 36 deletions(-) -- 2.25.1