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 86A423845A6 for ; Thu, 6 Aug 2026 16:51:17 +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=1786035092; cv=none; b=MiqUoStaWy0rk6jD0nWgjZiDI9HEKvSz+NPi9mqBf1LYAwM2oPzHBTflfL3FfJcXLJPkGcyghjbkdGBD27L7PbA313g3AgPkwdtAuCe+6rqLA0Kp0pJvnNa5la3sf6YE14+Et7kJ4Ae/xt2zbc7JdmpL1xZelFaFPc5bGc6MpD0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786035092; c=relaxed/simple; bh=1DLjXD08DX5NrpydZ6t3+5KwCBc0fIaeLZvu1g42ycU=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=G/DfNVxJVo5VdCzOCH6LkSUWrZjc1o4teIPr4ZX1loygL0IBJmg2YGVYk3pvsHmVX9uW1SrLH5mx+o/vh6m+ED1jBHO7dy+fqrugZMCLfTNXQHXU5SSXhcD+tDxNmVAd6yqjv/vTgyT/sWvkAK/8FSxJ4xqSeY8+0hA8WHKqJZo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WHlRPxKT; 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="WHlRPxKT" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8E6A01F0155A; Thu, 6 Aug 2026 16:51:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786035073; bh=nnTPp2jg0BIwpwPAr8YfULnn1BrP57yBl9tBxXa17/U=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=WHlRPxKT65Oo11zSWPW3xb11mpaZjJC1jV4ova6ljWEjFJWVqwccOp4Xe6059LcrC C7zUIaEn2yl5nRdNqzw0gKXcjBB7dkeC/f5t1xFWr9OZvTmfr0e2m/44meZ6RI7wqP FV28zTBMhhNc5cs42iYAhm1x4Hl4CEJXIuF4MQpxi6s5XYiTDeu2JlMs5eLckz2U7b XuLBRw8XWUgWo0ZocKWcP0PpZRpbObWni1GxjmMPzNM3xQh6PExq9G85xWtbv/S/II n3Tl12OFzKFSIedglaQ9H7M0yni5Xo1vNqS4gIr9NIesn+lrhWfZsQfFXoH/+0+LBE JzNcaJ1dU2mmw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 197DE380820D; Thu, 6 Aug 2026 16:50:34 +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 v2 net] net/atm: fix slab-out-of-bounds read in vcc_setsockopt() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178603503263.1375455.12985449787644738517.git-patchwork-notify@kernel.org> Date: Thu, 06 Aug 2026 16:50:32 +0000 References: <20260805131508.3227331-1-edumazet@google.com> In-Reply-To: <20260805131508.3227331-1-edumazet@google.com> To: Eric Dumazet Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, netdev@vger.kernel.org, eric.dumazet@gmail.com, syzbot+53ecc09fb81df10ef4de@syzkaller.appspotmail.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Wed, 5 Aug 2026 13:15:08 +0000 you wrote: > vcc_setsockopt() contained an ineffective optlen check: > if (__SO_LEVEL_MATCH(optname, level) && optlen != __SO_SIZE(optname)) > return -EINVAL; > > If __SO_LEVEL_MATCH(optname, level) evaluated to false (e.g. if the caller > passed a mismatched level), the length check optlen != __SO_SIZE(optname) > was short-circuited and bypassed. Execution then fell through to switch(optname), > calling copy_from_sockptr() assuming optval contained sufficient space. > > [...] Here is the summary with links: - [v2,net] net/atm: fix slab-out-of-bounds read in vcc_setsockopt() https://git.kernel.org/netdev/net/c/d0c80dbb9704 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html