From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8A9274AEBF5 for ; Mon, 21 Sep 2026 14:11:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789999881; cv=none; b=BLAAtb8dGkNynUDvPZKeJmF5I+azLsTlaHknE8K0kgZFY6okU28kwhPrJHVSio7y2/oAZDAlQdyxojhLoq4hzevSOFXGQ5QF2MCKexRF/nAYi5L+ZgORtjUqzvZvpXblochYJSNYod2n2dTncQ0Hrp12ygE3HfjWVrzudah9/yQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789999881; c=relaxed/simple; bh=8mg1oYzs/Ah8d16+R45Rgwy4C6GIVmrpG7hMoKAhHwk=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=ZQJunwhTfO2lPyF6j59gICI1xEYCuB4nHEvAO6i+ZpLSQSpDkFIQkGIH3+T0J7QoATOzGKL+KbejRLz/ZnAqIzQCAUjTNn9jsaKNMa/Il8DuUDYvhahgHG0utsDc0OhjTfe7ERbfJltsnKOdswKdkwA5IWM4/sA4iXf0zmUc7AU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=S+6W+JfB; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="S+6W+JfB" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 369C11F00893; Mon, 21 Sep 2026 14:11:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789999880; bh=hQM4xli75f1OfuTxq6Qn21QKzudRvawMMy1MH1Hg8gA=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=S+6W+JfBuE6bv1U+q80TXRqe5qX7uBUxTYrk4F4k9RRHsozsfFXL0/8IRbC0fwIiQ NpeLJMlb5EHzW+uPrrh4eJxPyWVdChuZ73SNZpQdOvPFcE8scZCf5oW0N5TBhExyd6 2pN5U90CP7Kcmibz8E1W9jBqJr6AzPHMrxm+xXKN5Ap6Z/c3bU40hOI1AkKvOxhRy7 NbhbQlE7CN6w9XUJwFO26UAvcdOe5n+7u3V5wZFCHP224QiIcUJ8HdGmS+qz9U+l/P vPFbpsrV2ly4YHwQnRearP1e1NleD9ZjSuRs9vd8YdzjUIiZ1YWIpSULktHdAbnLc2 rzO22YtZH3yEQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 199A73926659; Mon, 21 Sep 2026 14:10:13 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH v1] Bluetooth: btintel_pcie: validate device-supplied DMA indices From: patchwork-bot+bluetooth@kernel.org Message-Id: <178999981163.3047822.11881464017430827292.git-patchwork-notify@kernel.org> Date: Mon, 21 Sep 2026 14:10:11 +0000 References: <20260915051215.2691851-1-ravindra@intel.com> In-Reply-To: <20260915051215.2691851-1-ravindra@intel.com> To: Ravindra Cc: linux-bluetooth@vger.kernel.org, ravishankar.srivatsa@intel.com, chethan.tumkur.narayan@intel.com, kiran.k@intel.com Hello: This patch was applied to bluetooth/bluetooth-next.git (master) by Luiz Augusto von Dentz : On Tue, 15 Sep 2026 10:42:15 +0530 you wrote: > In btintel_pcie_msix_rx_handle(), the driver processes RX completion > descriptors (urbd1) written by the PCIe device into DMA-coherent memory. > urbd1->frbd_tag (a 16-bit field fully controlled by the device firmware > via DMA) is used directly as an array index into rxq->bufs[] without any > bounds check. rxq->bufs[] has only BTINTEL_PCIE_RX_DESCS_COUNT (64) > entries, while frbd_tag can be any value 0-65535. A malicious or > malfunctioning device can write an out-of-range frbd_tag, causing the > driver to dereference an out-of-bounds data_buf pointer. > > [...] Here is the summary with links: - [v1] Bluetooth: btintel_pcie: validate device-supplied DMA indices https://git.kernel.org/bluetooth/bluetooth-next/c/37a111293453 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html