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 45F6545039; Fri, 3 Jul 2026 06:30:23 +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=1783060224; cv=none; b=db4XCdCy5yNo+h03S4iqG8FauvbYvSWiB5DBi/s/7zmm3lZnM7YQILndzVuw7fhwsIh+jgIda+11I3d+wq0g5+nswD9iTUclgs1I9owb6HFaiO0rse8Nt4GoTkY7DoQ3o3HfjRtG6uxwScuEhplq1Mx80JWNO0wvUcMM0m/wdf8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783060224; c=relaxed/simple; bh=qHVWz9a9qHi1kznZy40KgMD6Gz+Qk0Nhid1bNn1ki04=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=Dkyds2k+ncXy2Yph3IemdLQjnQWH7y4DMOJUHT6Ez6O0r8IbTac027HZeY3qYrrtKSilyqvhdsY94nPO2h2nUltEPURu3L9eXGujGKQjcvZ1Vt7tRif+v40KM54TrFKOURy3Mmbjw+CLumzAfHbLB87pHwAiYtczRL5HSGGzsCk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=YFjcm4RE; 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="YFjcm4RE" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D6D861F000E9; Fri, 3 Jul 2026 06:30:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783060222; bh=aSYWmxj1Ti9dl2kQB9GNGQQQVUGnqQ77vIa1gpjIXzE=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=YFjcm4REEXcvFzwbfORBk430XASBcFLw8Kx/0gddFGKhtU3O9f+C/osFUpGMBizbH Rv/vjD7w3Sn8NCm6tuHfN+c5cw4L2SLFVoKptNDWd3QxEm6pkgLpsgzgUZw5dZ/ASw 67+cEXvIIQarpPXLLbaGpKCEk3EcBWBkgAByl6lrNQbZOxc84x9gtnWqq2SreND3Ht uyx7YfXGiIU1agy56zXNVZzEmp3xY7GJdyEugtfAJI/t5XkdgGqB1SxQ5KYLzIJE9t 60d061RfVv8akf34wSOhjpb69XFaGcxovYAsO7HYPdJl+kAq/XjsoLbgoE08jul44U hjTDtKiJKl4dw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 9391E393878E; Fri, 3 Jul 2026 06:30:06 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net v2] net: usb: net1080: validate packet_len before pad-byte access in rx_fixup From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178306020539.2481588.14914753209820717165.git-patchwork-notify@kernel.org> Date: Fri, 03 Jul 2026 06:30:05 +0000 References: <20260630045121.1565324-1-xmei5@asu.edu> In-Reply-To: <20260630045121.1565324-1-xmei5@asu.edu> To: Xiang Mei Cc: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, bestswngs@gmail.com Hello: This patch was applied to netdev/net.git (main) by Paolo Abeni : On Mon, 29 Jun 2026 21:51:21 -0700 you wrote: > For an even packet_len, net1080_rx_fixup() reads the pad byte at > skb->data[packet_len] before the skb->len != packet_len check further > down, and packet_len is only bounded against NC_MAX_PACKET. A malicious > NetChip 1080 device can send a short frame advertising a large even > packet_len (e.g. 0x4000), so the pad-byte read lands past the end of the > skb: > > [...] Here is the summary with links: - [net,v2] net: usb: net1080: validate packet_len before pad-byte access in rx_fixup https://git.kernel.org/netdev/net/c/03f384bc0cb8 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html