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 64C7A1F608; Mon, 15 Jul 2024 11:17:46 +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=1721042266; cv=none; b=IWdxTM+AxuWMpdriWf4QC+hxfxydr9mSycmoSDZEnuFbPyYRsRxElPF57xMa01n5G71htXq3gJj+B4VqHDatkow6rG6uw9X4yrFuMn6sUpgHc8sAWySUgYQdBRx6w3DfkcGtXsvqBQaqRHnz9r7PA4TrhJOkKpBTGRjnxv0qw9s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721042266; c=relaxed/simple; bh=fCsSADAmC76MZfAtmdlnHtczqWiZgd+HqCzEQfSP00w=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=XguvOSpgLMPRFtiy0MJe83genumGcFlyHwhEFv72jY1KtYcLQr40WoucLPEPw2Bmd1X+tEAIs4lpteGW4ThWc6zplwkFQqQ4KHGhmJD0niVvoaTVVWkD+AJa/dbBgO8fgiIIPK/DGWRe+M9nL5s3DPCtbkpYsJZGNu5Obw6JwN4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=OUH0xjt+; 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="OUH0xjt+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B0911C32782; Mon, 15 Jul 2024 11:17:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1721042265; bh=fCsSADAmC76MZfAtmdlnHtczqWiZgd+HqCzEQfSP00w=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=OUH0xjt+dP3MPZRMuPgpri5BwC/9lez8FpjS+SVFnecoa2FCRQ6q7XEkZcSf6d19W fnB3WR8xB5qcSLiD4o+p2z5B0BlZcRSoOEItY8Mq22Af45s5YNLMFrhVZF7iexpOPL 0UHa59NSuCwEmT6KvmMccO16rLXKx9NZbcrGXJxMoCmNR7H9OSp+AlMoxxJjv9pOfB HngDckT64yARsGYbljy3Iyu+EoMxyoBqa/5WK+p+luVComcAeSxdMOm+R8yKYKWkRB qlPnX+ApGYDhEph3ebj4S+mLKAPgmDXbon9GuVotMReYVTrkPfwzeFD01b3omeZVwx x389IjdtoVA7Q== Date: Mon, 15 Jul 2024 13:17:41 +0200 From: Christian Brauner To: Linus Torvalds Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [GIT PULL for v6.11] vfs procfs Message-ID: <20240715-absprachen-siedeln-858a949e10f1@brauner> References: <20240712-vfs-procfs-ce7e6c7cf26b@brauner> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20240712-vfs-procfs-ce7e6c7cf26b@brauner> > years various exploits started abusing /proc//mem (cf. [1] and [2]). > Specifically [2] is interesting as it installed an arbitrary payload from Sorry, the two links were missing: [1]: https://lwn.net/Articles/476947 [2]: https://issues.chromium.org/issues/40089045