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 3C5A74DDB31; Thu, 8 Oct 2026 18:40:11 +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=1791484812; cv=none; b=kol+ZRq88GozVRbRFZIMuN6JuW7q6GVlXxDFofIxtfCSRGPjeQWDyZVVa6DgpDwYIfbCMrT9h9W5HWAoVVr6WBqa49v9Syro82CTe4i4tWgGr1sGnzP5Tib84w2qCKyVntSQfX0hEUo4t8V3VxbGf34ipf4V4V1WogbjcBNLqoc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791484812; c=relaxed/simple; bh=lHEfRP0X3S/XPTmII8KvHZ2dsrEM/XJZDkdisO/QJZQ=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=CzRubkpDnEtFLdbSW+7eCHgDTVNkwB+CxNHiZxWW1OS0monAwjsZG1epI1efTzY3VTYctqpL6x0Tsc3TJx/MyKuWB9Ur4X8dP5PB5b9Sz887pyZWOtaroYibw4Kmtm7dZjGciICqbj94WRpv5HuyWZEGxTAvU3aSf/gQQbRAgCQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MWwuDYT+; 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="MWwuDYT+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0CAAB1F0089D; Thu, 8 Oct 2026 18:40:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791484811; bh=7Rf+eyYaG9U/bMmoktQ3BwZa9LqnSqguhQVu3gdpBEw=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=MWwuDYT+CG8wkzfbibtXBdmSO/dqcwNc+f/L2T/6SVhawzAc/l/XfiRJr0tKWSXDp KXTOQtiBZ1RJfdtOBIXH920IdhPyXABRXPRS/ubUZ6cJGno8P4DK2EXH0Fcb4wvmPe iSyNmhVipj49Xr3LK7YGwEHvsOEGiHWwNafexmced6UGxMNOzxaCiIVhTwW3tW/vCT PE3NNDl49odCjxFJVXXGw92mvFSOF0yOECz22QB0Aae5Zm3ECSSty/LBom27gM/6dD W9f6hobjll1aDM51rxps2Lz0jxA/zJYkvZ4eT+jHcyHLtmY3SmETbtTNlXsEe3yBrZ qMhGBebQQQztw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id F1750380CEC8; Thu, 8 Oct 2026 18:40:10 +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] ipv4: validate checksum_start before completing checksum From: patchwork-bot+netdevbpf@kernel.org Message-Id: <179148480952.386807.5254564638914693441.git-patchwork-notify@kernel.org> Date: Thu, 08 Oct 2026 18:40:09 +0000 References: <0a012b4923e189c4c593ef4f471e5ff0edbe9030.1791412497.git.mst@redhat.com> In-Reply-To: <0a012b4923e189c4c593ef4f471e5ff0edbe9030.1791412497.git.mst@redhat.com> To: Michael S. Tsirkin Cc: linux-kernel@vger.kernel.org, dsahern@kernel.org, idosch@nvidia.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, pablo@netfilter.org, fw@strlen.de, phil@nwl.cc, razor@blackwall.org, steffen.klassert@secunet.com, herbert@gondor.apana.org.au, willemdebruijn.kernel@gmail.com, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, coreteam@netfilter.org, bridge@lists.linux.dev Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Wed, 7 Oct 2026 18:42:49 -0400 you wrote: > If a packet with bad checksum metadata gets into the ipv4 stack, > skb_checksum_help can corrupt the network header and cause a bunch of > mischief. > > This was discovered and reported by Paulos, and has been reporoduced > by others independently since. > > [...] Here is the summary with links: - [net] ipv4: validate checksum_start before completing checksum https://git.kernel.org/netdev/net/c/6785011f8b16 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html