From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 52D1C3D6CDA; Sat, 9 May 2026 23:21:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778368861; cv=none; b=nE3VExpUXohbGjamw7IdvMj5SGo/N8NIBKcMKE+ip5CctDrqb+iwjMRJvAyMnsfaVdRs0V4Vd2VbaQMxsmO8vBU4hzacBxY/T9v2F+kxTZyjuHUpOpu9ir4kK7zYpbZI6/RQZZ7H1b3YLGtFktbKszVy4LKHhkBihG7Jdd3sMaI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778368861; c=relaxed/simple; bh=wWZeMYwsqEvDA7PMlccFsaY96+YJMwE1z6o84K3OZ9o=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=c4rioIoXsfdJmRr4gM7LbvuUZQUro8ggAyVlCkpzwIGBYkn5PvTFlKK5S5uCehdEIr8RFtI5S7PxtT6x7hn9Taz6/m8mbM+iZnp32mChk38gNieso/Yoh9sXzaLVCx27BxEUl1Os8T69TgdzPpBxJ/0eeajl2qsrIYRklxiEiuU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mWNSRIqd; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="mWNSRIqd" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EB8E3C2BCC7; Sat, 9 May 2026 23:21:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778368861; bh=wWZeMYwsqEvDA7PMlccFsaY96+YJMwE1z6o84K3OZ9o=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=mWNSRIqddcNZaCIlH+Q8pEO0YXoz0tvbIjjePA+kwofAiMYwH8Fp4q06wGUGFpgGH mjGLqjsfii70X+7OAZsiUsZaCFXFqU2ilumiMEfB2RP1abZ+/2RCjDtA3DA4LCj4bK c3RXKyYfIK4O/EKp89w+FBqlxV4odnCTSUpDaFlvJACceF8uSxhNCHjTCnI1IMNtMc fpRbg3tvF+2EUR+XnLKlPSuVxHqzhz8DYe176vvCIvxpkysNM2RlWBqL2Tu4Tfbrcf ZuQJhXqPeaVj9/k5eFJ51YqROkyf3/q9RnaTeUu2bju6S55NV+7iJy3W/9FT8Cnoeh GesHIvzt5nA8w== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 02DB33811A7B; Sat, 9 May 2026 23:20:10 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf v2] bpf: Fix off-by-one boundary validation in arena direct-value access From: patchwork-bot+netdevbpf@kernel.org Message-Id: <177836880856.1203938.3770231489587618588.git-patchwork-notify@kernel.org> Date: Sat, 09 May 2026 23:20:08 +0000 References: <20260426172505.1947915-1-graypanda.inzag@gmail.com> In-Reply-To: <20260426172505.1947915-1-graypanda.inzag@gmail.com> To: Junyoung Jang Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, eddyz87@gmail.com, memxor@gmail.com, martin.lau@linux.dev, song@kernel.org, yonghong.song@linux.dev, jolsa@kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org, greg@kroah.com, security@kernel.org Hello: This patch was applied to bpf/bpf.git (master) by Alexei Starovoitov : On Mon, 27 Apr 2026 02:25:05 +0900 you wrote: > BPF_MAP_TYPE_ARENA accepts BPF_PSEUDO_MAP_VALUE offsets at exactly > the end of the arena mapping (off == arena_size). The boundary check > in arena_map_direct_value_addr() uses `>` instead of `>=`, which > incorrectly allows a one-past-end pointer to be accepted. > > Change the condition to `>=` to correctly reject offsets that fall > outside the valid arena user_vm range. > > [...] Here is the summary with links: - [bpf,v2] bpf: Fix off-by-one boundary validation in arena direct-value access https://git.kernel.org/bpf/bpf/c/3ac1a467e376 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html