From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194] helo=mx.sourceforge.net) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1Sca44-0005UP-O9 for user-mode-linux-devel@lists.sourceforge.net; Thu, 07 Jun 2012 10:35:40 +0000 Received: from natasha.panasas.com ([67.152.220.90]) by sog-mx-4.v43.ch3.sourceforge.com with esmtp (Exim 4.76) id 1Sca3z-0005So-Gb for user-mode-linux-devel@lists.sourceforge.net; Thu, 07 Jun 2012 10:35:40 +0000 Message-ID: <4FD083E3.5080900@panasas.com> Date: Thu, 7 Jun 2012 13:35:15 +0300 From: Boaz Harrosh MIME-Version: 1.0 References: <1338841657-30358-1-git-send-email-richard@nod.at> <4FCF6748.6020005@panasas.com> <4FD059AC.8050808@panasas.com> <4FD06A22.6040002@nod.at> <4FD07F14.50902@panasas.com> <4FD0802A.1020203@nod.at> In-Reply-To: <4FD0802A.1020203@nod.at> List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net Subject: Re: [uml-devel] um: TTY fixes (?) To: Richard Weinberger Cc: user-mode-linux-devel@lists.sourceforge.net, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk, jslaby@suse.cz, alan@linux.intel.com On 06/07/2012 01:19 PM, Richard Weinberger wrote: > > No, it works fine. > OK Sorry I missed that part. So you are saying that these patches fix Fedora, but completely break other systems which now work? I saw in your cover letter that Debian was fine with or without ->hangup() so I assumed all other system are more like Debian. >> I don't see Alan's comment at all. This is not a regression it was always >> like that. Ever since Fedora was working on UML, But these fixes are real >> live regression crashes. >> >> And I don't see the all "leaving other vendors systems insecure". It just >> a freaking UML tty. You need to be root 5 times before you have access >> to all these, and it's only the UML that's compromised not the "all system" >> And surely the current plain tty0 crash is much less secure then this thing. > > The "TTY problem" is not UML specific. > Exactly my point, so it is not anything your UM-only patches can do anything about it. right? > Thanks, > //richard > I guess I will have to carry these longer. Can I fix my FC12 and FC15 so they don't crash with mainline? Thanks Boaz ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759869Ab2FGKft (ORCPT ); Thu, 7 Jun 2012 06:35:49 -0400 Received: from natasha.panasas.com ([67.152.220.90]:57827 "EHLO natasha.panasas.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759783Ab2FGKfs (ORCPT ); Thu, 7 Jun 2012 06:35:48 -0400 Message-ID: <4FD083E3.5080900@panasas.com> Date: Thu, 7 Jun 2012 13:35:15 +0300 From: Boaz Harrosh User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:8.0) Gecko/20111113 Thunderbird/8.0 MIME-Version: 1.0 To: Richard Weinberger CC: , , , , , Subject: Re: [uml-devel] um: TTY fixes (?) References: <1338841657-30358-1-git-send-email-richard@nod.at> <4FCF6748.6020005@panasas.com> <4FD059AC.8050808@panasas.com> <4FD06A22.6040002@nod.at> <4FD07F14.50902@panasas.com> <4FD0802A.1020203@nod.at> In-Reply-To: <4FD0802A.1020203@nod.at> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06/07/2012 01:19 PM, Richard Weinberger wrote: > > No, it works fine. > OK Sorry I missed that part. So you are saying that these patches fix Fedora, but completely break other systems which now work? I saw in your cover letter that Debian was fine with or without ->hangup() so I assumed all other system are more like Debian. >> I don't see Alan's comment at all. This is not a regression it was always >> like that. Ever since Fedora was working on UML, But these fixes are real >> live regression crashes. >> >> And I don't see the all "leaving other vendors systems insecure". It just >> a freaking UML tty. You need to be root 5 times before you have access >> to all these, and it's only the UML that's compromised not the "all system" >> And surely the current plain tty0 crash is much less secure then this thing. > > The "TTY problem" is not UML specific. > Exactly my point, so it is not anything your UM-only patches can do anything about it. right? > Thanks, > //richard > I guess I will have to carry these longer. Can I fix my FC12 and FC15 so they don't crash with mainline? Thanks Boaz