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 840DE3CA4AF; Fri, 4 Sep 2026 23:11:11 +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=1788563472; cv=none; b=bF0+EYSKoCOMVq8Y0iPLXGHJPGPKv8oY7iaGbWJz5hyr9drwGn3ZW6ljID8bf5m4HlOjD6uKKgOGQSdPzZuq9LXS2z4AcWDmbm5P1S83Ft8TlC9FAxlH5mGsvQxvult2zoWYF1qx6CdMjjEJ/ecu+4dim3Pdsuh2cJOAartABBk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788563472; c=relaxed/simple; bh=J042o9i5ejh/e89sRVIuKzhrtGV3vAO29OPuRr/JQis=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=apQvIU9MeBvcTV4O+z2pE/4qx9amhZEY6lbMQ/L/WYSL9F+r4VHbBKE7PIajPQzmrZhFitDqxdRu1IZCmj1yfCiL49uM7jZeK5+fmGYGNbdGl9H8n13FvmW+dnIgKdHWsPxSvxrb+FyjghJy/joMqJZ5NW/ZfoM7Zphy2iIVfQU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=elM0orPE; 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="elM0orPE" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 002431F00A3E; Fri, 4 Sep 2026 23:11:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788563471; bh=bwkzB6tOe+xnr3M4zsU0jcw3ZOj7puHpXh+7yWXqYLU=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=elM0orPE3wyRY6d3OxSF24dHlAfvRLsXaCFZisb6Chsf70Uo1R6shXRusnd0scyd2 wRf2jT5x0ehkpxiu1ini5+XD3O1JWL8ocpIk+B83Km1Sk20KTcAJ2s0YmA0DaEi5l2 jJN5N5U3LR0eQ8p1nyfwayN+1VXV4yEHsErkpB+cL1Pnq2OTTjFd7MR0AIQk7Hqb4D istWMDv8sa0emEBRfFG7sBsx2xCDbFNpvakuBsa+Dm4NojklSrIHlvd2oqELFQA5Fw PXEyjrwbW5sKsnse+huwCdrKOPoz4fawekuNsU+FvvJCOdSA4ZCFSASCnAVLCF5YGD HhwMkMmeoYbSQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id D0A723924A7F; Fri, 4 Sep 2026 23:10:12 +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: usb: cx82310_eth: drop URB after 0xffff reboot sentinel to prevent partial_data heap overflow From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178856341139.1009860.14059696429879515114.git-patchwork-notify@kernel.org> Date: Fri, 04 Sep 2026 23:10:11 +0000 References: In-Reply-To: To: Jason Winter Cc: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, gregkh@linuxfoundation.org, kees@kernel.org, linux@zary.sk, linux-usb@vger.kernel.org, netdev@vger.kernel.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Wed, 2 Sep 2026 10:40:41 +0200 you wrote: > The 0xffff length sentinel detects a router reboot and schedules > re-enabling of ethernet mode, but then falls through to the rest > of the loop body. The next check is > > } else if (len > CX82310_MTU) { > > which is the else of the just-matched if -- it never fires for > len == 0xffff. The MTU bound that normally caps the > incomplete-packet save path is silently bypassed. > > [...] Here is the summary with links: - net: usb: cx82310_eth: drop URB after 0xffff reboot sentinel to prevent partial_data heap overflow https://git.kernel.org/netdev/net/c/5d50e90add8b You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html