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 21D773E1230; Mon, 6 Jul 2026 10:50:40 +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=1783335041; cv=none; b=XqNomgIX8BJAfGTCOKzHuUFrW/RleVygmwhDCGFc3sGYoxqpHANllQ+4CasxYpLIh+g5N9qzKMC5smTT56SHPL6eWAK55/GKKKtDJeCFWjT6PkeExy9VTwTneRgSyGIShcUCOCYC+6rs+l5MW8qgjkEy6bNMbRAWEVbAL69nMRc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783335041; c=relaxed/simple; bh=Pz4Vg9ETDcPH+6qXDC5UBYDYsZMI3hUWMWSWDLr0ojI=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=J/3U22OEbNRqum8p1qtCsCriN61X8T5FGqhWsghmvzT4zKqLFFZ/AZZShrdRRplfNvvAeQPvwk/pmbKao1IUvVHbIaRNRtkdJDbfF2xUj7G5YMlFdzW8IFY1utkAJCn633inmu1JbH0gvxV6Xo0PVlMAQCK38sSN7tplwX3ZktE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=SuxVYsWA; 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="SuxVYsWA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 07E4B1F000E9; Mon, 6 Jul 2026 10:50:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783335040; bh=7ERXisdQwyXbJE1LjRI+sBOHWRDWWwfPZ/KKwR+/X9k=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=SuxVYsWAcZfAxSJ/9+GhuF/p5Jc/P1j/HxiH12U218JWyF/blawjtcJ/mXIfArLKo 39fbJNmYfGAIspSfdDT47p20agIF4hAO/jghZJoTNxo+dAcQjjRBERYSoB3wyXD9// CBTlIotSSq6tm03+/3iQZ+dRvy17HhN1K5v3nDkW04oZiDL6VrqWfyWlExzE/XIEgU cyuVX39fvApzBsiYYDHoSwN6B97dISiZasYs92dAcNAePRiQ3lhHaWE7lPGMRXckXb ugHcK541nPc4z+qwWznDYDbUkSfL9BWsLMEhcVaJO/n3OpvMNF3dKodcmYTkkidcJ3 Kl1fW/ry9vAIg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id D0B1C3ABD2A5; Mon, 6 Jul 2026 10:50:21 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net v2] net: qualcomm: rmnet: validate MAP frame length before ingress parsing From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178333502038.500093.17838135308357256477.git-patchwork-notify@kernel.org> Date: Mon, 06 Jul 2026 10:50:20 +0000 References: <20260630174110.2003121-1-xmei5@asu.edu> In-Reply-To: <20260630174110.2003121-1-xmei5@asu.edu> To: Xiang Mei Cc: subash.a.kasiviswanathan@oss.qualcomm.com, sean.tranchetti@oss.qualcomm.com, netdev@vger.kernel.org, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-kernel@vger.kernel.org, bestswngs@gmail.com Hello: This patch was applied to netdev/net.git (main) by Paolo Abeni : On Tue, 30 Jun 2026 10:41:09 -0700 you wrote: > When ingress deaggregation is disabled, rmnet_map_ingress_handler() passes > the skb straight to __rmnet_map_ingress_handler(), skipping the length > validation that rmnet_map_deaggregate() performs on the aggregated path. > The parser then dereferences the MAP header and csum header/trailer based on > the on-wire pkt_len without checking skb->len, so a short frame is read out > of bounds: > > [...] Here is the summary with links: - [net,v2] net: qualcomm: rmnet: validate MAP frame length before ingress parsing https://git.kernel.org/netdev/net/c/f0f1887a9e30 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html