From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793140827; b=PquXO85xHXB++DUjyNprstGBkl3+r7VEE6+OxwxB0TIXOF1Lhmwv5ouzWQcJDO0tWDY8 PnzC9EfV8Z81syrvIU2cZ/ogaOKaQFpccZax85ruuTPWfC7ZrKTkef4gSgTFgpK4foA69 WbIHsnnbtONf9i676ua0mfh2famRRNE/gYJr+GBWT0EUUY5YfxCYzTywvmfeOqKT0wlB+ sVwfiugnV4z7YAwRRnMA6dd3uPFgj+hhULHtO1lybWDlXl/1olP+4D79k61C7nDr2OVBm /MkLwGoetddCQHMKvuPruIniYEqqxtA1hOcjnL0D2Lgyuvq3No/mdwacuY0NVvosZYA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793140827; h=Received:DKIM-Signature:Received:Content-Type:MIME-Version: Content-Transfer-Encoding:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; bh=yDDXDdTksahjrevZXicQEYxdvExKZLj2RyNMKHVmqso=; b=umCb0adMwRomBytK2K+z3ztl9g5ZhXPB9HxFEkV28wMar/NHf72Ni7Zi7x/Injz/RPv9 xTBl3xJg02wO8zvH3VUzv5pcZ0LFw0pB/0MK5iyPbfV04JwXVSMYHJmTCI/BULkwEK/fF dFR4DfxdrTBQ9RI63pUoMnrXDwxwqTbZt+P1ssefXfAZPSgem1Bjf2m/VTlY5aQpF4kVH mWPAwlk46Ig6tnrGIQRxD+njaJfgZ8bvwS2Zw18MKxQK6nmRoPo2SWphkCJHPyMolNBg9 BwUdq5DsFOYg7zUso+wpWpdL58uRg3Wk6Ps2H1313vQu7IZnu98UmWaZ3p9VwoFHFig== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=CdUsGMrA; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EB464606A32F for ; Tue, 27 Oct 2026 22:40:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=CdUsGMrA Received: by smtp.kernel.org (Postfix) with ESMTPSA id 89F321F031E8; Tue, 27 Oct 2026 22:40:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793140826; bh=yDDXDdTksahjrevZXicQEYxdvExKZLj2RyNMKHVmqso=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=CdUsGMrAqm9PDXQ70MEsthLNUygdmjvqByP8Gh3leQ+rBc0crf+TcGMgU8QCTxjFm ZLEy+06mpU02mBIR/qaeJW7rSLCxSrfYdEhINQ1nUR/x/ITKLzPXO0BbbabsSFyMuW 9fN3IhHqs9UH2BGuW/6N6O9Op66ZZA8psb0mY7HKxwKajrZfGhqLplewyB3nlH5KzK rKZeVcdK3WbpxFNTO5Vi8qFTAkQpxlrgqRNO8nJZUnF42YUznANMdYKXgsLqUKZ7mY ZBVcd5UER6V5FD2H/NudC5+Y7/Cer1Qq95z2tRc4nrP31/FMRCcXbAnYcQSW+UwaTk CGsILlP/y05Ng== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 815163AA940B; Tue, 27 Oct 2026 22:40:26 +0000 (UTC) Content-Type: text/plain; charset="utf-8" X-Mailing-List: netdev@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net v2] net: limit priority VLAN untag depth From: patchwork-bot+netdevbpf@kernel.org Message-Id: <179314082509.370091.14688479327825567155.git-patchwork-notify@kernel.org> Date: Tue, 27 Oct 2026 22:40:25 +0000 References: <20261024004835.17862-1-user148783812897@gmail.com> In-Reply-To: <20261024004835.17862-1-user148783812897@gmail.com> To: Kamil Sawicki Cc: netdev@vger.kernel.org, davem@davemloft.net, edumazet@kernel.org, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, willemdebruijn.kernel@gmail.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Fri, 23 Oct 2026 20:48:35 -0400 you wrote: > The priority VLAN receive path can repeatedly remove VID 0 tags and retry > packet processing. Unlike the read-only VLAN protocol parser, this path has > no limit on the number of nested tags it consumes. > > Each skb_vlan_untag() advances skb->data and resets header offsets. The > offsets are stored in 16-bit fields. With enough nested tags, the network > or transport offset can wrap. A later protocol handler can then derive a > large pull length from the wrapped offsets and access memory outside the > skb allocation. > > [...] Here is the summary with links: - [net,v2] net: limit priority VLAN untag depth https://git.kernel.org/netdev/net/c/d3ff07f5acc5 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html