From debbugs-submit-bounces@debbugs.gnu.org Sat Aug 13 07:34:17 2016 Received: (at submit) by debbugs.gnu.org; 13 Aug 2016 11:34:18 +0000 Received: from localhost ([127.0.0.1]:55764 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bYXCj-0006zy-Nf for submit@debbugs.gnu.org; Sat, 13 Aug 2016 07:34:17 -0400 Received: from eggs.gnu.org ([208.118.235.92]:52745) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bYXCi-0006zm-HC for submit@debbugs.gnu.org; Sat, 13 Aug 2016 07:34:16 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bYXCc-00069r-GY for submit@debbugs.gnu.org; Sat, 13 Aug 2016 07:34:11 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-0.5 required=5.0 tests=BAYES_05 autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:42090) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bYXCc-00069O-Dm for submit@debbugs.gnu.org; Sat, 13 Aug 2016 07:34:10 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43708) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bYXCa-0001L3-02 for bug-coreutils@gnu.org; Sat, 13 Aug 2016 07:34:09 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bYXCV-00068w-0f for bug-coreutils@gnu.org; Sat, 13 Aug 2016 07:34:06 -0400 Received: from relay2-d.mail.gandi.net ([217.70.183.194]:60788) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bYXCU-00068h-PG for bug-coreutils@gnu.org; Sat, 13 Aug 2016 07:34:02 -0400 Received: from mfilter14-d.gandi.net (mfilter14-d.gandi.net [217.70.178.142]) by relay2-d.mail.gandi.net (Postfix) with ESMTP id CE1A8C5A50 for ; Sat, 13 Aug 2016 13:34:00 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at mfilter14-d.gandi.net Received: from relay2-d.mail.gandi.net ([IPv6:::ffff:217.70.183.194]) by mfilter14-d.gandi.net (mfilter14-d.gandi.net [::ffff:10.0.15.180]) (amavisd-new, port 10024) with ESMTP id TCQ5erJOpj6V for ; Sat, 13 Aug 2016 13:33:59 +0200 (CEST) X-Originating-IP: 94.245.53.33 Received: from [192.168.1.3] (94-245-53-33.customer.t3.se [94.245.53.33]) (Authenticated sender: public@beloved.name) by relay2-d.mail.gandi.net (Postfix) with ESMTPSA id 45EFAC5A56 for ; Sat, 13 Aug 2016 13:33:59 +0200 (CEST) To: bug-coreutils@gnu.org From: David Hedlund Subject: dd - root partition security Message-ID: <57AF05A9.4010302@beloved.name> Date: Sat, 13 Aug 2016 13:34:01 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Icedove/38.8.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -5.0 (-----) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -5.0 (-----) rm / # do not remove root partition rm -f / will remove root partition In my opinion: dd of=/dev/sda # will destroy sda even if it is a root partition, it should not dd -f of=/dev/sda # -f flag do not exists for dd, it should be added so it can force a write if the previous step is implemented Please leave feedback. From debbugs-submit-bounces@debbugs.gnu.org Sat Aug 13 10:15:06 2016 Received: (at 24217) by debbugs.gnu.org; 13 Aug 2016 14:15:06 +0000 Received: from localhost ([127.0.0.1]:56490 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bYZiM-0004Gg-3D for submit@debbugs.gnu.org; Sat, 13 Aug 2016 10:15:06 -0400 Received: from mail.magicbluesmoke.com ([82.195.144.49]:33496) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bYZiJ-0004GW-Sq for 24217@debbugs.gnu.org; Sat, 13 Aug 2016 10:15:04 -0400 Received: from [192.168.1.80] (unknown [109.79.179.69]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.magicbluesmoke.com (Postfix) with ESMTPSA id AF279D8; Sat, 13 Aug 2016 15:15:02 +0100 (IST) Subject: Re: bug#24217: dd - root partition security To: David Hedlund , 24217@debbugs.gnu.org References: <57AF05A9.4010302@beloved.name> From: =?UTF-8?Q?P=c3=a1draig_Brady?= Message-ID: <57AF2B66.3030706@draigBrady.com> Date: Sat, 13 Aug 2016 15:15:02 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 MIME-Version: 1.0 In-Reply-To: <57AF05A9.4010302@beloved.name> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Spam-Score: 0.0 (/) X-Debbugs-Envelope-To: 24217 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: 0.0 (/) On 13/08/16 12:34, David Hedlund wrote: > rm / # do not remove root partition > rm -f / will remove root partition > > In my opinion: > > dd of=/dev/sda # will destroy sda even if it is a root partition, it > should not > dd -f of=/dev/sda # -f flag do not exists for dd, it should be added so > it can force a write if the previous step is implemented Since dd is a lower level and much less widely/frequently used tool, I don't think it's warranted. From debbugs-submit-bounces@debbugs.gnu.org Sun Oct 28 02:29:12 2018 Received: (at 24217) by debbugs.gnu.org; 28 Oct 2018 06:29:12 +0000 Received: from localhost ([127.0.0.1]:46269 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gGeZU-0004ZS-1s for submit@debbugs.gnu.org; Sun, 28 Oct 2018 02:29:12 -0400 Received: from mail-pg1-f195.google.com ([209.85.215.195]:42154) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gGeZS-0004Z9-A5; Sun, 28 Oct 2018 02:29:10 -0400 Received: by mail-pg1-f195.google.com with SMTP id i4-v6so2366212pgq.9; Sat, 27 Oct 2018 23:29:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=/+6Q0f44cgMYnRF/YSKKb0jicLMYRTfR8e/UiSrlaqs=; b=VSuGeaOgqAi+FJQ70y1KV0KLulWj6UCxKexxEfYQlOYiClep9RFOnPl5cD1hoM41E1 FmcC6ucloO5MwiASTF0PL8sZ6hrICbeVrEQin0gRQkjX5IVkhscNi706kiJU3fcdp0nk zXFY0Ap9rf+As+Fa1+5aORHve+n+yra+IohSomWjHAc2SQX2kM+W+CUMY75UXM6kH4jh i2Hnm2wojEtnd4jATuuQ8UpGpk4diQhAhFmCeeMXFU+cy07uH+6iTmgX5NKmy5yP2tzy paErKUW0Jtm2uXCEbvWzAFxdqB1J5x8rP2+Y9X1lwDEkcR9ra/2aqhOZ2kEcAJFkZLsD SbUg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=/+6Q0f44cgMYnRF/YSKKb0jicLMYRTfR8e/UiSrlaqs=; b=UXRJclopIgL0Mw8Ir2YCeeJndRveov9fANGBKRwmvdVYC0Jw25WyiRjEzVwhgwE+U0 DB7em69KPEb4pYKXBw8zyh6olcdRrofq1/jQ4YCtmH6fJaQIfwCxSiba8Psl81VpIz/U abBDUt4L38JvPwiLSYPZMFB3ZCzN7/HCOriK3ZWP/CDMs593V04f5VdQhkHfqZu9nwfg 8hsKPPq3w4jSmhKQknMUDNoBMuoC/P/EpMfxamCLTxxuTwvr20fdGE4KVN+2pOp6FlAR Amyu7x3eL4EzkMDL9ojwOdCLDdQrC98T2X7yi3K4+cfwmrslkA1GxnFwL7tgaT8rNogR G0YA== X-Gm-Message-State: AGRZ1gIxWfHVXzQpG+tR0nyZQk41rgCklM4yoGRDjPRactfdzv42ddrl 2IcmdifvpNkvG5geu9m+SMdchW6HuHY= X-Google-Smtp-Source: AJdET5dEi3PUFsECGufLPgzwME8jSPIPJ7kNFAyA7TyVJ6CsBnz+AfeWFSVyfu/6EvGqDJhnQsKDjw== X-Received: by 2002:a62:a0e:: with SMTP id s14-v6mr10126928pfi.153.1540708143138; Sat, 27 Oct 2018 23:29:03 -0700 (PDT) Received: from tomato.housegordon.com (moose.housegordon.com. [184.68.105.38]) by smtp.googlemail.com with ESMTPSA id 7-v6sm18091949pgk.31.2018.10.27.23.29.01 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 27 Oct 2018 23:29:01 -0700 (PDT) Subject: Re: bug#24217: dd - root partition security To: 24217@debbugs.gnu.org References: <57AF05A9.4010302@beloved.name> <57AF2B66.3030706@draigBrady.com> From: Assaf Gordon Message-ID: <4e28b9b2-10e5-1fd0-5892-d79898a1b350@gmail.com> Date: Sun, 28 Oct 2018 00:29:00 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: <57AF2B66.3030706@draigBrady.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Spam-Score: 0.0 (/) X-Debbugs-Envelope-To: 24217 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.0 (-) retitle 24217 dd: add root partition checks/confirmation severity 24217 wishlist tags 24217 wontfix close 24217 stop (triaging old bugs) On 2016-08-13 8:15 a.m., Pádraig Brady wrote: > On 13/08/16 12:34, David Hedlund wrote: >> rm / # do not remove root partition >> rm -f / will remove root partition >> >> In my opinion: >> >> dd of=/dev/sda # will destroy sda even if it is a root partition, it >> should not >> dd -f of=/dev/sda # -f flag do not exists for dd, it should be added so >> it can force a write if the previous step is implemented > > Since dd is a lower level and much less widely/frequently used tool, > I don't think it's warranted. With no further comments in 2 years, I'm closing this bug. Discussion can continue by replying to this thread. -assaf From unknown Mon Aug 18 17:53:48 2025 Received: (at fakecontrol) by fakecontrolmessage; To: internal_control@debbugs.gnu.org From: Debbugs Internal Request Subject: Internal Control Message-Id: bug archived. Date: Sun, 25 Nov 2018 12:24:05 +0000 User-Agent: Fakemail v42.6.9 # This is a fake control message. # # The action: # bug archived. thanks # This fakemail brought to you by your local debbugs # administrator