From patchwork Tue Mar 3 10:47:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prasad Pandit X-Patchwork-Id: 11417697 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4206014B7 for ; Tue, 3 Mar 2020 10:50:25 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BE82D20637 for ; Tue, 3 Mar 2020 10:50:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="GIyUGwBz" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BE82D20637 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:45296 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j9583-00051Q-Kv for patchwork-qemu-devel@patchwork.kernel.org; Tue, 03 Mar 2020 05:50:23 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:59183) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j957R-000470-Sy for qemu-devel@nongnu.org; Tue, 03 Mar 2020 05:49:46 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1j957Q-0003xt-TF for qemu-devel@nongnu.org; Tue, 03 Mar 2020 05:49:45 -0500 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:22544 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1j957Q-0003xG-Q8 for qemu-devel@nongnu.org; Tue, 03 Mar 2020 05:49:44 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1583232583; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=nzDY5PVwzLCc2gOcpwsBf8jpLCI7EEXZYyhhj/Czpfk=; b=GIyUGwBz8aEpt2JyKDi8kozCDWqoaxfdoy7A9zpUB7E/3lKWwc63AkUab6ZuWVuLHW+IuS l33rimeKA9Gg+sHGMBogOnEzAX9pwbYzw7HiNstpOktG8KBpG8PyQWIvYbdoF0vCDNoT4Z 4s/4Pol757G7NLpjc6Wj0npwjWL6nSk= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-232-zk6m2xYzM96G5jNla30rCw-1; Tue, 03 Mar 2020 05:49:39 -0500 X-MC-Unique: zk6m2xYzM96G5jNla30rCw-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 6862780573B; Tue, 3 Mar 2020 10:49:38 +0000 (UTC) Received: from localhost.localdomain (ovpn-116-177.sin2.redhat.com [10.67.116.177]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0FE9D5C1D6; Tue, 3 Mar 2020 10:49:29 +0000 (UTC) From: P J P To: Jason Wang Subject: [PATCH v3 0/2] net: tulip: add checks to avoid OOB access Date: Tue, 3 Mar 2020 16:17:22 +0530 Message-Id: <20200303104724.233375-1-ppandit@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 205.139.110.120 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Li Qiang , Sven Schnelle , Qemu Developers , Ziming Zhang , Prasad J Pandit Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" From: Prasad J Pandit Hello, * This series adds checks to avoid potential OOB access and infinite loop issues while processing rx/tx data. * Tulip tx descriptors are capped at 128 to avoid infinite loop in tulip_xmit_list_update(), wrt Tulip kernel driver -> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/net/ethernet/dec/tulip/tulip.h#n319 * Update v3: add .can_receive routine -> https://lists.gnu.org/archive/html/qemu-devel/2020-02/msg06275.html Thank you. --- Prasad J Pandit (2): net: tulip: check frame size and r/w data length net: tulip: add .can_recieve routine hw/net/tulip.c | 49 ++++++++++++++++++++++++++++++++++++++++--------- 1 file changed, 40 insertions(+), 9 deletions(-) -- 2.24.1