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Date:      Fri, 28 Dec 2007 13:44:57 +0100
From:      =?ISO-8859-1?Q?Johan_Str=F6m?= <johan@stromnet.se>
To:        Edwin Groothuis <edwin@mavetju.org>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: I just broke out of a FreeBSD jail.. Known bug??
Message-ID:  <6EC90A5A-ECCC-4983-95CE-D82AEE89C289@stromnet.se>
In-Reply-To: <20071228124151.GA37323@k7.mavetju>
References:  <91064C44-1A41-4FCB-A718-1EF3A63E2273@stromnet.se> <20071228124151.GA37323@k7.mavetju>

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On Dec 28, 2007, at 13:41 , Edwin Groothuis wrote:

> On Fri, Dec 28, 2007 at 01:15:38PM +0100, Johan Str?m wrote:
>> Thats my home dir on core!.. That should very much not be visible
>> there! I have full access now (from the wrong jail!)
>>
>> Known bug or did I just stumble upon something pretty bad??
>
> You didn't really break out of it, the person who managed the machine
> did something he shouldn't have done: Moving the directories while
> the jail(s) were running. It should be mentioned in the BUGS section
> of the jail(8) command.
>

Yes, thats true.. Without "super-root" doing that the "breakout"  
would never happen. But still a bug, so yes I guess it should be  
mentioned in BUGS (and handbook too? not sure where this kind of  
"special features" are noted) unless its fixed.

--
Johan




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