Re: sys_chroot+sys_fchdir Fix

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To: David Newall <david@...>
Cc: Al Viro <viro@...>, Phillip Susi <psusi@...>, Bill Davidsen <davidsen@...>, majkls <majkls@...>, <bunk@...>, <linux-kernel@...>
Date: Wednesday, September 26, 2007 - 7:38 am

> I've made no error.  The documentation says what it says, and what it 

Now see I've been working on Unix systems since 1988 or so and in that
time I've learned to read the documentation properly (you haven't) and
I've also don't security work on a pile of systems. Your assumptions and
your whole mental model of this are horribly broken.
 

FreeBSD isn't a Unix system, and isn't compliant to the spec. Its
also still trivial to get out of a freebsd chroot using things like
ptrace. FreeBSD jails on the other hand do what you confusedly seem to
think should happen with chroot. They are seperate precisely because they
are different.

Alan
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Messages in current thread:
sys_chroot+sys_fchdir Fix, majkls, (Wed Sep 19, 3:19 am)
Re: sys_chroot+sys_fchdir Fix, Alan Cox, (Wed Sep 19, 5:40 am)
Re: sys_chroot+sys_fchdir Fix, Bill Davidsen, (Wed Sep 19, 2:27 pm)
Re: sys_chroot+sys_fchdir Fix, Alan Cox, (Wed Sep 19, 2:45 pm)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Wed Sep 19, 6:24 pm)
Re: sys_chroot+sys_fchdir Fix, Phillip Susi, (Fri Sep 21, 1:39 pm)
Re: sys_chroot+sys_fchdir Fix, Alan Cox, (Fri Sep 21, 2:10 pm)
Re: sys_chroot+sys_fchdir Fix, Phillip Susi, (Tue Sep 25, 4:53 pm)
Re: sys_chroot+sys_fchdir Fix, Al Viro, (Tue Sep 25, 8:23 pm)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Wed Sep 26, 6:34 am)
Re: sys_chroot+sys_fchdir Fix, Christer Weinigel, (Wed Sep 26, 3:24 pm)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Wed Sep 26, 5:19 pm)
Re: sys_chroot+sys_fchdir Fix, Christer Weinigel, (Thu Sep 27, 3:28 am)
Re: sys_chroot+sys_fchdir Fix, Theodore Tso, (Thu Sep 27, 7:23 am)
Re: sys_chroot+sys_fchdir Fix, Bill Davidsen, (Thu Sep 27, 10:36 am)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Thu Sep 27, 9:06 pm)
Re: sys_chroot+sys_fchdir Fix, Adrian Bunk, (Wed Sep 26, 5:55 pm)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Wed Sep 26, 7:35 pm)
Re: sys_chroot+sys_fchdir Fix, Adrian Bunk, (Wed Sep 26, 8:01 pm)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Thu Sep 27, 2:42 am)
Re: sys_chroot+sys_fchdir Fix, Adrian Bunk, (Thu Sep 27, 2:53 am)
Re: sys_chroot+sys_fchdir Fix, Al Viro, (Wed Sep 26, 11:59 pm)
Re: sys_chroot+sys_fchdir Fix, Al Viro, (Wed Sep 26, 2:40 pm)
Re: sys_chroot+sys_fchdir Fix, Alan Cox, (Wed Sep 26, 7:21 am)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Wed Sep 26, 7:22 am)
Re: sys_chroot+sys_fchdir Fix, Alan Cox, (Wed Sep 26, 7:38 am)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Wed Sep 26, 7:56 am)
Re: sys_chroot+sys_fchdir Fix, Alan Cox, (Wed Sep 26, 10:10 am)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Wed Sep 26, 12:54 pm)
Re: sys_chroot+sys_fchdir Fix, Alan Cox, (Wed Sep 26, 1:04 pm)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Wed Sep 26, 1:18 pm)
Re: sys_chroot+sys_fchdir Fix, Alan Cox, (Wed Sep 26, 1:29 pm)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Wed Sep 26, 1:28 pm)
Re: sys_chroot+sys_fchdir Fix, Chris Adams, (Wed Sep 26, 11:03 am)