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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 BCF40C4708E for ; Sat, 29 May 2021 15:16:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A083560FF3 for ; Sat, 29 May 2021 15:16:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229822AbhE2PSR (ORCPT ); Sat, 29 May 2021 11:18:17 -0400 Received: from forward4-smtp.messagingengine.com ([66.111.4.238]:58273 "EHLO forward4-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229723AbhE2PSQ (ORCPT ); Sat, 29 May 2021 11:18:16 -0400 Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailforward.nyi.internal (Postfix) with ESMTP id BC1241940DEB; Sat, 29 May 2021 11:16:39 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute3.internal (MEProxy); Sat, 29 May 2021 11:16:39 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:message-id:mime-version:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm2; bh=XCsVdv wi15GYHgLyfpPMazG5J/Ig23QzzTS+tqRWoG4=; b=Wi+khCMUeff3kI3D9PJuZE AmoMoPhVIemMyNHoMW9x1popair8O5TrkyBA8jUOo7qOans/9reonJaC4A1Vek35 7e9AmTIvdmuaXYaOsGpUAmhFHogaEYwKfMkeFUXtUV8t7aMmXHAejPhETsi+750W Z7kC7hkEjU8vtLDG6mfmEVX3eEm229HPXXTwmSUhQgnHwltLJNsrTBS5h8cka+op J2NQYuTnoX8LZygazkTwW05c5rA5h7UgJCujjVXI5yt4lHaOhHEuHdeGzp4RkxwC rG2RVqQgcNM9haSn7aJbTWTzMDhQvl5Zun3BiI5YmiRopH3wXP5VDIt95pfJpJ0g == X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduledrvdekledgkeejucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucenucfjughrpefuvffhfffkgggtgfesthekredttd dtlfenucfhrhhomhepoehgrhgvghhkhheslhhinhhugihfohhunhgurghtihhonhdrohhr gheqnecuggftrfgrthhtvghrnhepleelledvgeefleeltdetgedugeffgffhudffudduke egfeelgeeigeekjefhleevnecuffhomhgrihhnpehkvghrnhgvlhdrohhrghenucfkphep keefrdekiedrjeegrdeigeenucevlhhushhtvghrufhiiigvpeeinecurfgrrhgrmhepmh grihhlfhhrohhmpehgrhgvgheskhhrohgrhhdrtghomh X-ME-Proxy: Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) by mail.messagingengine.com (Postfix) with ESMTPA; Sat, 29 May 2021 11:16:39 -0400 (EDT) Subject: FAILED: patch "[PATCH] ath10k: drop MPDU which has discard flag set by firmware for" failed to apply to 4.14-stable tree To: wgong@codeaurora.org, johannes.berg@intel.com, jouni@codeaurora.org Cc: From: Date: Sat, 29 May 2021 17:16:29 +0200 Message-ID: <162230138911789@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org The patch below does not apply to the 4.14-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From 079a108feba474b4b32bd3471db03e11f2f83b81 Mon Sep 17 00:00:00 2001 From: Wen Gong Date: Tue, 11 May 2021 20:02:55 +0200 Subject: [PATCH] ath10k: drop MPDU which has discard flag set by firmware for SDIO When the discard flag is set by the firmware for an MPDU, it should be dropped. This allows a mitigation for CVE-2020-24588 to be implemented in the firmware. Tested-on: QCA6174 hw3.2 SDIO WLAN.RMH.4.4.1-00049 Cc: stable@vger.kernel.org Signed-off-by: Wen Gong Signed-off-by: Jouni Malinen Link: https://lore.kernel.org/r/20210511200110.11968c725b5c.Idd166365ebea2771c0c0a38c78b5060750f90e17@changeid Signed-off-by: Johannes Berg diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index b1d93ff5215a..12451ab66a19 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -2312,6 +2312,11 @@ static bool ath10k_htt_rx_proc_rx_ind_hl(struct ath10k_htt *htt, fw_desc = &rx->fw_desc; rx_desc_len = fw_desc->len; + if (fw_desc->u.bits.discard) { + ath10k_dbg(ar, ATH10K_DBG_HTT, "htt discard mpdu\n"); + goto err; + } + /* I have not yet seen any case where num_mpdu_ranges > 1. * qcacld does not seem handle that case either, so we introduce the * same limitiation here as well. diff --git a/drivers/net/wireless/ath/ath10k/rx_desc.h b/drivers/net/wireless/ath/ath10k/rx_desc.h index f2b6bf8f0d60..705b6295e466 100644 --- a/drivers/net/wireless/ath/ath10k/rx_desc.h +++ b/drivers/net/wireless/ath/ath10k/rx_desc.h @@ -1282,7 +1282,19 @@ struct fw_rx_desc_base { #define FW_RX_DESC_UDP (1 << 6) struct fw_rx_desc_hl { - u8 info0; + union { + struct { + u8 discard:1, + forward:1, + any_err:1, + dup_err:1, + reserved:1, + inspect:1, + extension:2; + } bits; + u8 info0; + } u; + u8 version; u8 len; u8 flags;