From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B255FC4363C for ; Wed, 7 Oct 2020 07:06:05 +0000 (UTC) Received: from mother.openwall.net (mother.openwall.net [195.42.179.200]) by mail.kernel.org (Postfix) with SMTP id 9313820797 for ; Wed, 7 Oct 2020 07:06:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="HTNY3QOn" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9313820797 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=chromium.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kernel-hardening-return-20116-kernel-hardening=archiver.kernel.org@lists.openwall.com Received: (qmail 21737 invoked by uid 550); 7 Oct 2020 07:05:56 -0000 Mailing-List: contact kernel-hardening-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-ID: Received: (qmail 21698 invoked from network); 7 Oct 2020 07:05:55 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=dX2YnK86jg3mNag4yZ1kqiGozLNYxKD7LeiaXlOmuxg=; b=HTNY3QOnkc8vwqeHm9bbdUpkxnLhq0Ju4x29Yw1c6h0E0w5UFPAfWVUHf9rgnHcNYV iU9g/OlV/QOIyd4bwXP4FHaKSQ8u0EFSNUrWIYOwGO80EK+TQ1z+uVI5jzd4pNAz03RX +36P/DJthsE4ztj7Oim4tz9q3DB0gNVqpL+Ys= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=dX2YnK86jg3mNag4yZ1kqiGozLNYxKD7LeiaXlOmuxg=; b=PGdfcnARuvkKG6NakhWsZoFuAF0eGSIcQowXq0JjQudwR3RqyCRUPtjj7nsSeRprQm V9q/QQSSMnRPeGv9a+fisTAIQvAURLeaCPkA8K7zvPV1g2K8yWmqY2B6q2Ve7YcPhck5 gEbRzljVxfHnCXr8ysu3L6LxBtRljMrzqXyAOyd9af9uhousxM2KE85VMygQzsR48CeB tL9/qbAm+vkbFwlxktZy77d7kbRBaQM0/cL8roeW20QwEhIur9DsJ4eILsEiKlxaTS9u q9juDjien7gV/3d93z+Pe1MtHBMxItpjBrMyVWvKP00GoBqK4JV/peEK0b13E5O7VeBn eidg== X-Gm-Message-State: AOAM53276zBy0xX+0xy74JvT4WkC7xLlmlz+OtqjJbxDeHmU9JzEzOrZ hQJWYlovLEekEmMzOxA9xH55uQ== X-Google-Smtp-Source: ABdhPJyhteyvUXI8ZTYTooyb/Aib8lDQrhbY+geNMWa70IXcEUwmiHsH4OGzBXm+TpSGiTBlUPlsuA== X-Received: by 2002:a05:6a00:1585:b029:142:2501:39f5 with SMTP id u5-20020a056a001585b0290142250139f5mr1661351pfk.68.1602054341941; Wed, 07 Oct 2020 00:05:41 -0700 (PDT) Date: Wed, 7 Oct 2020 00:05:40 -0700 From: Kees Cook To: Solar Designer Cc: Jann Horn , "Theodore Y. Ts'o" , Kernel Hardening , linux-hardening@vger.kernel.org Subject: Re: Linux-specific kernel hardening Message-ID: <202010070003.466BA35@keescook> References: <202009281907.946FBE7B@keescook> <20200929192517.GA2718@openwall.com> <202009291558.04F4D35@keescook> <20200930090232.GA5067@openwall.com> <20201005141456.GA6528@openwall.com> <20201005160255.GA4540@mit.edu> <20201005164818.GA6878@openwall.com> <202010051538.55725193C7@keescook> <20201006142127.GA10613@openwall.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201006142127.GA10613@openwall.com> On Tue, Oct 06, 2020 at 04:21:27PM +0200, Solar Designer wrote: > On Mon, Oct 05, 2020 at 03:39:26PM -0700, Kees Cook wrote: > > On Tue, Oct 06, 2020 at 12:26:50AM +0200, Jann Horn wrote: > > > On Mon, Oct 5, 2020 at 6:48 PM Solar Designer wrote: > > > > If 100% of the topics on linux-hardening are supposed to be a subset of > > > > what was on kernel-hardening, I think it'd be OK for me to provide the > > > > subscriber list to a vger admin, who would subscribe those people to > > > > linux-hardening. > > > > > > (if folks want to go that route, probably easier to subscribe the list > > > linux-hardening@ itself to kernel-hardening@ instead of syncing > > > subscriber lists?) > > > > Yeah, that would make things a bit simpler. Solar, would you be willing > > to do that? (Then I can tweak the wiki instructions a bit more.) > > Sure, I can do that. Should I? > > Per http://vger.kernel.org/vger-lists.html#linux-hardening there are > currently 39 subscribers on the new list. I guess most of those are > also on kernel-hardening, and would start receiving two copies of > messages that are posted to kernel-hardening. I guess they would then > need to unsubscribe from kernel-hardening if they want to see the > content of both lists, or to unsubscribe from linux-hardening if they > changed their mind and only want the content of kernel-hardening. I > think this is still not too many people, so this is reasonable; if we > were to do it later, we'd inconvenience more people. Hm, I guess I was thinking about this only from the perspective of Message-Id handling: the duplicates wouldn't be noticed -- but of course I've been struggling with IMAP vs Gmail for so long I've almost forgotten how actual email works. ;) Yeah, the duplicate emails would be pretty bad. Let's not do this for now, and if it becomes an actual issue we can change it then. -- Kees Cook