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 894EC3A7F73; Tue, 2 Jun 2026 19:20:05 +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=1780428006; cv=none; b=OKy3plY418/bc1MXfYVF0X5yKIi74fkmtp/mego2VYJGo8RJSVVelVgOig2qMDIajxCHkusLTq71l8FEviwMRKHKeBOXD8G4WO0JTpovo61L+Z6o2TX9NiO6U121RToLV4pksrH33cSGm119iKRo2o7l7g76DZawMhYMtCKWXu4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780428006; c=relaxed/simple; bh=iY5lxsufbIs6GBTopTls6bbsXH/MIbKi7m5qIfPLAIQ=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=V/EOLUE6fOwmESDHgjNpjotBPpxPL2cwJ5cjwzOE9GRhIiX/paVdwaYF2hY6O/MS+sWNC/NAM4qPfJr5CV7xHreRIK9vmjGCKIC7LHcSGwclHYsNsh3a1+ubJakJ5BWaRzDY2nGJ0aIP7GvAFiXKVJo9AJ5N6ZeD6QITzKUMQJk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WVT3p86R; 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="WVT3p86R" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 402611F00893; Tue, 2 Jun 2026 19:20:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780428005; bh=1Ly8Kx3ZJ29PYIkpBHUVyCnqBzuLK3fkAbcgfIqfT+I=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=WVT3p86R55nggMaNgeXEphhspHN1gFEL1GIAaBzrlHdF4jwRTjUliy546fvWs7Bx1 QZMgc6ciI/Fbnk/RB3oHtS42/gurZU5qAl3AvveNKtjR5kiehPglidLlxnzzvnkjNH aYe1DqOySU9eRLdFpUoX7SXGSwzas6pNR/r9XTX6fc47RtJez/kwOsM9HWCqzjfSGj bdLzdq5mcqnValm7a4gzSbAuHFNpiDpknRVj4ZP17A2pGU+DAPvR1yaeV3ukL/i+Kj qP5kxtetkzo0JXN9FNOreeNLsl5v3+CKyn++o4wxKdZN/h00Z7AlFbvrRIXx30iQ0N DwhX+LU08jjMA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 569BB3811A6C; Tue, 2 Jun 2026 19:20:08 +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] net: garp: fix unsigned integer underflow in garp_pdu_parse_attr From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178042800690.1014313.17359151426074181113.git-patchwork-notify@kernel.org> Date: Tue, 02 Jun 2026 19:20:06 +0000 References: <20260527083200.42861-1-zhaoyz24@mails.tsinghua.edu.cn> In-Reply-To: <20260527083200.42861-1-zhaoyz24@mails.tsinghua.edu.cn> To: Yizhou Zhao Cc: netdev@vger.kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-kernel@vger.kernel.org, yangyx22@mails.tsinghua.edu.cn, wangao@seu.edu.cn, fengxw06@126.com, qli01@tsinghua.edu.cn, xuke@tsinghua.edu.cn Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Wed, 27 May 2026 16:31:58 +0800 you wrote: > The receive-side GARP attribute parser computes dlen with reversed > operands: > > dlen = sizeof(*ga) - ga->len; > > ga->len is the on-wire attribute length and includes the GARP attribute > header. For normal attributes with data, ga->len is larger than > sizeof(*ga), so the subtraction underflows in unsigned arithmetic. > > [...] Here is the summary with links: - [net] net: garp: fix unsigned integer underflow in garp_pdu_parse_attr https://git.kernel.org/netdev/net/c/16e408e607a9 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html