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 CFFD98BEC for ; Thu, 9 Jan 2025 14:45:38 +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=1736433938; cv=none; b=Jcbcr6zGdBBm/sY4kArnLSyER8R/i88+VdZfF1EJWAoANfc0KbXJ0ME78aTK8nMzyETpTaK7oFJ2gAV9FIXhL59Geu/14DMDwXH8cEsJet17lX9RquzhclD3E9auLe09uVTE4r/ZjEF+vpOb5drz2bvnsKLA9KIjB+puOL6I1HY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736433938; c=relaxed/simple; bh=BBF9BZ4wKhUMdB/M1w5SfIFa6Ulf4iiYU6Af8XL+VFY=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=fJq2YtKmv5Uc/IEBvrcgH/Yh9ZZoW0w5mC2T7Rq09B2mODZ0rd4dpflAVXj/YYMpq4LE1BfC8S0bcfTLJwJ8zKgk2fFuYWKfqdAqNIqfB5NGKc2CvRAe4k6NwF85I4uIabGwolqREwoNgyyr97B1brfcrNjNzmoYwaXA3jSWh2c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bImRtxAk; 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="bImRtxAk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 128D6C4CED2; Thu, 9 Jan 2025 14:45:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1736433938; bh=BBF9BZ4wKhUMdB/M1w5SfIFa6Ulf4iiYU6Af8XL+VFY=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=bImRtxAkxrSLEVwXm0rcC7DC6c2n59R3sOe2TFCBx4b6+KmMLlLAj07ImGhCZatbM XQUZOXePPXP9xGYVhSljoAYqV932csWh7PiEvyBIr9hT1zuCla86DUXKTQyk82n5iN DTEChWSBSlp3/bHvQIYelk6fngCmns8mi3QNUZXKMtUaDCn6W7pCQhm4lKTvj5y7r8 FH+EZLMxPJn/gcms+Buzcs/27sAv+H5T9vx+CTN1kjOHfoqtafXhyLU12zBwlV/bcl 8V7KHd9T/8Nl6nODDHHfr9+7GFadqfZ45diL332s/ptDUAGDfS/zx4PURViYwyt12n WwNFvLwLBiuyg== Date: Thu, 9 Jan 2025 06:45:37 -0800 From: Jakub Kicinski To: Jamal Hadi Salim Cc: netdev@vger.kernel.org, jiri@resnulli.us, xiyou.wangcong@gmail.com, davem@davemloft.net, edumazet@google.com, security@kernel.org, nnamrec@gmail.com Subject: Re: [PATCH net 1/1 v2] net: sched: Disallow replacing of child qdisc from one parent to another Message-ID: <20250109064537.5ad1c6a6@kernel.org> In-Reply-To: <20250109143319.26433-1-jhs@mojatatu.com> References: <20250109143319.26433-1-jhs@mojatatu.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Thu, 9 Jan 2025 09:33:19 -0500 Jamal Hadi Salim wrote: > Lion Ackermann was able to create a UAF which can be abused for privilege > escalation with the following script What's the Fixes tag?