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From: Grant Coady <grant_lkml@dodo.com.au>
To: Santiago Garcia Mantinan <manty@debian.org>
Cc: Willy Tarreau <w@1wt.eu>,
	Santiago Garcia Mantinan <manty@debian.org>,
	Grant Coady <gcoady.lk@gmail.com>, dann frazier <dannf@dannf.org>,
	linux-kernel@vger.kernel.org, debian-kernel@lists.debian.org
Subject: Re: problems with latest smbfs changes on 2.4.34 and security backports
Date: Mon, 22 Jan 2007 21:49:50 +1100	[thread overview]
Message-ID: <ti59r21s1r87qtd854d6keiakr34donbcq@4ax.com> (raw)
In-Reply-To: <20070122093630.GA20431@clandestino.aytolacoruna.es>

On Mon, 22 Jan 2007 10:36:30 +0100, Santiago Garcia Mantinan <manty@debian.org> wrote:

>> > As you can see I now can see the symbolic links perfectly and they work as
>> > expected.
>> > 
>> > In fact, this patch is working so well that it poses a security risk, as now
>> > the devices on my /mnt/dev directory are not only seen as devices (like they
>> > were seen on 2.4.33) but they also work (which didn't happen on 2.4.33).
>> 
>> Why do you consider this a security problem ? Is any user able to create a
>> device entry with enough permissions ? As a general rule of thumb, networked
>> file systems should be mounted with the "nodev" option.
>
>You are completely right on that, it is just that I thought those devices
>didn't work on 2.4.33, but I just retested again and they work ok, only that
>they were not working to me on the PC I tested the other day and it was
>because of a nodev option :-) just that.
>
>So... I have finised with my tests, I have tested an x86 client on which it
>worked ok, just like on the PowerPC client, both working perfectly just like
>they used to do on 2.4.33.
>
>> Grant, just to be sure, are you really certain that you tried the fixed kernel ?
>> It is possible that you booted a wrong kernel during one of your tests. I'm
>> intrigued by the fact that it changed nothing for you and that it fixed the
>> problem for Santiago.
>
>Maybe he had also applied some of the earlier patches you had sent and that
>I did not apply to mine?
>
>Just to clear things up a bit, I'm sure I'm with the 2.4.34 kernel and...
>I'm running a pristine kernel with just this latest patch applied, the one
>that changes S_IFREG for (fattr->f_mode & S_IFMT).

Same kernel + patch here for latest results posting :)  We seem to get 
similar results now -- though I query the file execute bits coming up.

Grant.
>
>Regards...


  reply	other threads:[~2007-01-22 10:49 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-01-17 10:00 Santiago Garcia Mantinan
2007-01-17 21:55 ` Willy Tarreau
2007-01-18  0:09   ` Grant Coady
2007-01-18  4:21     ` Willy Tarreau
2007-01-18  5:59       ` Grant Coady
2007-01-18 22:51   ` dann frazier
2007-01-19  1:00   ` dann frazier
2007-01-19  5:15     ` Willy Tarreau
2007-01-20  1:05     ` dann frazier
2007-01-20  6:18       ` Willy Tarreau
2007-01-21 22:52       ` Grant Coady
2007-01-21 23:03         ` Willy Tarreau
2007-01-21 23:50           ` Grant Coady
2007-01-22 18:19             ` dann frazier
2007-01-23  5:42               ` Willy Tarreau
2007-01-23 21:12                 ` dann frazier
2007-01-23 22:00                   ` Willy Tarreau
2007-01-23 23:46                   ` Grant Coady
2007-01-24  0:11                     ` dann frazier
2007-01-22  8:54           ` Santiago Garcia Mantinan
2007-01-22  9:18             ` Willy Tarreau
2007-01-22  9:36               ` Santiago Garcia Mantinan
2007-01-22 10:49                 ` Grant Coady [this message]
2007-01-22 10:46               ` Grant Coady
2007-01-23 20:19           ` dann frazier
2007-01-23 21:04             ` Grant Coady
2007-01-23 21:35               ` dann frazier

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