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 128E125F7A5; Sun, 31 May 2026 16:20:10 +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=1780244412; cv=none; b=WeBTtzvDTpSQuFrA+pY8LoMd4j60nPvu6WRWiVe7kMXjegovcryugRF8hPGwS9uyo447IbsgLvgC4L4KRbMflwH4kun3UZIrwPWQJoYGbcCWcdPWoYdEOFQqMtdFwKJ2tjF6Xu5C58mSzn45LEhT5MXdL0Ns4c3IpdRFw8ENmi0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780244412; c=relaxed/simple; bh=d7Ks5AfGzNPtzFQrMSc5GGnGCbasmw+Xk5mJNMjvT3M=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=N5vT1u+WDfHTQCTH9ahVZ2Jt368Mmi2pxqQ7A0DXDgOd8JCtDTSsKxtz/s2IPQPyNduIZEg/7EyHZ5uXGa/Szw+hJqC1l9aZVmyeTPll3Zk5TJznmi6B9YhFImPECBhbDTvdYjUFquen5r1vuAseL3awFgNHH7OT4IFxlnMddyk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bewiwCgM; 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="bewiwCgM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B196C1F00893; Sun, 31 May 2026 16:20:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780244410; bh=hnv6GbhPuz3vGa0HA6tRNZSKBlVN7uvJdLKnMl11kW4=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=bewiwCgMXWiHz6oct8cXk8H4WsBzYlog+FRAqk+rEoId/1Y7NfEFmOzqM9kv1kL2h 5s7WqcKCSIr6TrOg4mco66vL9GUKmeVGdNYkseor7gLSaisiDwLeoYJzD0L5Gr0OLJ 8k84pCstvmvQ5/DdJCe5zdTEZnGw9+fwEEZxMlAljAR4QUtC1IBkFw25RhVwKZuAcb P85UxyX9JJ2wTJ0pjug7zDx0v5rF+JMm5MaTmkHEfF7dNnS6PFc2h+79jAUO5fa1l8 /OgfmVABPAaiJWHnL+pAEN+klPd0AcwPYE+USa7ySAN+QJjoz60AqgaGJxvZ6bKmY9 WldqHoZD95JnQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id D0C8C39302EC; Sun, 31 May 2026 16:20:14 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf-next v3 0/2] bpf: Align syscall writeback behavior with user-declared size From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178024441364.2925449.1504432439651064028.git-patchwork-notify@kernel.org> Date: Sun, 31 May 2026 16:20:13 +0000 References: <20260531075600.4058207-1-yuyanghuang@google.com> In-Reply-To: <20260531075600.4058207-1-yuyanghuang@google.com> To: Yuyang Huang Cc: ast@kernel.org, andrii@kernel.org, daniel@iogearbox.net, eddyz87@gmail.com, jolsa@kernel.org, john.fastabend@gmail.com, memxor@gmail.com, martin.lau@linux.dev, shuah@kernel.org, song@kernel.org, yonghong.song@linux.dev, leon.hwang@linux.dev, bpf@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Hello: This series was applied to bpf/bpf-next.git (master) by Alexei Starovoitov : On Sun, 31 May 2026 15:55:58 +0800 you wrote: > This series fixes an out-of-bounds write vulnerability in BPF_PROG_QUERY > while maintaining backward compatibility for older userspace applications. > > BPF_PROG_QUERY unconditionally writes back the 'query.revision' field > to userspace. If userspace passes a smaller 'bpf_attr' structure (e.g. 40 > bytes, which was the cgroup query layout before 'query.revision' was > added), the kernel performs an out-of-bounds write. > > [...] Here is the summary with links: - [bpf-next,v3,1/2] bpf: fix BPF_PROG_QUERY OOB write and cgroup backward compat https://git.kernel.org/bpf/bpf-next/c/21c4b99b27f3 - [bpf-next,v3,2/2] selftests/bpf: add verification for BPF_PROG_QUERY attr size boundaries https://git.kernel.org/bpf/bpf-next/c/5add3a4ad1a3 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html