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Re: Chroot bug

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From: Olivier Galibert
Subject: Re: Chroot bug
Date: Wednesday, September 26, 2007 - 3:45 am

On Wed, Sep 26, 2007 at 07:57:38PM +0930, David Newall wrote:

chroot does not allow you to walk out if you're in.  It only allows
you to walk outside if you're *already* out.  That's the way it is
defined.  Those who want some kind of chroot for security reasons
should look at (BSD's ?) jail, and/or hypervisors.

  OG.
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Messages in current thread:
Re: sys_chroot+sys_fchdir Fix, Bodo Eggert, (Thu Sep 20, 4:13 am)
Re: sys_chroot+sys_fchdir Fix, Philipp Marek, (Thu Sep 20, 4:59 am)
Re: sys_chroot+sys_fchdir Fix, majkls, (Thu Sep 20, 5:52 am)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Thu Sep 20, 9:06 am)
Re: sys_chroot+sys_fchdir Fix, Philipp Marek, (Thu Sep 20, 9:17 am)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Thu Sep 20, 11:02 am)
Re: sys_chroot+sys_fchdir Fix, Bill Davidsen, (Thu Sep 20, 1:53 pm)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Fri Sep 21, 1:29 am)
Re: sys_chroot+sys_fchdir Fix, Serge E. Hallyn, (Mon Sep 24, 2:32 pm)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Mon Sep 24, 3:04 pm)
Re: sys_chroot+sys_fchdir Fix, Serge E. Hallyn, (Mon Sep 24, 4:00 pm)
Re: sys_chroot+sys_fchdir Fix, Serge E. Hallyn, (Mon Sep 24, 4:02 pm)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Tue Sep 25, 12:45 am)
Re: sys_chroot+sys_fchdir Fix, Serge E. Hallyn, (Tue Sep 25, 4:49 am)
Re: sys_chroot+sys_fchdir Fix, David Newall, (Tue Sep 25, 6:58 am)
Chroot bug (was: sys_chroot+sys_fchdir Fix), David Newall, (Tue Sep 25, 8:10 am)
Re: Chroot bug (was: sys_chroot+sys_fchdir Fix), Jan Engelhardt, (Tue Sep 25, 8:20 am)
Re: Chroot bug (was: sys_chroot+sys_fchdir Fix), Alan Cox, (Tue Sep 25, 8:30 am)
Re: Chroot bug (was: sys_chroot+sys_fchdir Fix), Adrian Bunk, (Tue Sep 25, 8:32 am)
Re: Chroot bug, David Newall, (Tue Sep 25, 8:35 am)
Re: Chroot bug, Miloslav Semler, (Tue Sep 25, 8:39 am)
Re: Chroot bug, David Newall, (Tue Sep 25, 8:41 am)
Re: Chroot bug, Miloslav Semler, (Tue Sep 25, 8:43 am)
Re: Chroot bug, Jan Engelhardt, (Tue Sep 25, 8:47 am)
Re: Chroot bug, Alan Cox, (Tue Sep 25, 8:48 am)
Re: Chroot bug, Jan Engelhardt, (Tue Sep 25, 8:48 am)
Re: Chroot bug, Adrian Bunk, (Tue Sep 25, 9:02 am)
Re: Chroot bug, Miloslav Semler, (Tue Sep 25, 9:19 am)
Re: Chroot bug, Arjan van de Ven, (Tue Sep 25, 9:33 am)
Re: Chroot bug, Jan Engelhardt, (Tue Sep 25, 9:52 am)
Re: Chroot bug, Serge E. Hallyn, (Tue Sep 25, 9:53 am)
Re: Chroot bug, Miloslav Semler, (Tue Sep 25, 10:00 am)
Re: Chroot bug, Jan Engelhardt, (Tue Sep 25, 10:05 am)
Re: Chroot bug, Miloslav Semler, (Tue Sep 25, 10:09 am)
Re: Chroot bug, Al Viro, (Tue Sep 25, 10:09 am)
Re: Chroot bug, Miloslav Semler, (Tue Sep 25, 10:19 am)
Re: Chroot bug, David Newall, (Tue Sep 25, 1:51 pm)
Re: Chroot bug, David Newall, (Tue Sep 25, 4:50 pm)
Re: Chroot bug, Alan Cox, (Tue Sep 25, 5:18 pm)
Re: Chroot bug, Adrian Bunk, (Tue Sep 25, 5:55 pm)
Re: Chroot bug, Kyle Moffett, (Tue Sep 25, 10:21 pm)
Re: Chroot bug, Willy Tarreau, (Tue Sep 25, 10:25 pm)
Re: Chroot bug, David Newall, (Wed Sep 26, 3:24 am)
Re: Chroot bug, David Newall, (Wed Sep 26, 3:27 am)
Re: Chroot bug, Olivier Galibert, (Wed Sep 26, 3:45 am)
Re: Chroot bug, Alan Cox, (Wed Sep 26, 3:47 am)
Re: Chroot bug, David Newall, (Wed Sep 26, 4:06 am)
Re: Chroot bug, David Newall, (Wed Sep 26, 4:13 am)
Re: Chroot bug, Alan Cox, (Wed Sep 26, 4:20 am)
Re: Chroot bug, Kyle Moffett, (Wed Sep 26, 5:54 am)
Re: Chroot bug, Miloslav Semler, (Wed Sep 26, 6:11 am)
Re: Chroot bug, Bongani Hlope, (Wed Sep 26, 6:13 am)
Re: Chroot bug, linux-os (Dick Johnson), (Wed Sep 26, 6:18 am)
Re: Chroot bug, Al Viro, (Wed Sep 26, 6:42 am)
Re: Chroot bug, Kyle Moffett, (Wed Sep 26, 7:02 am)
Re: Chroot bug, Miloslav Semler, (Wed Sep 26, 7:51 am)
Re: Chroot bug, Miloslav Semler, (Wed Sep 26, 8:01 am)
Re: Chroot bug, Olivier Galibert, (Wed Sep 26, 8:02 am)
Re: Chroot bug (was: sys_chroot+sys_fchdir Fix), Bodo Eggert, (Wed Sep 26, 12:23 pm)
Re: Chroot bug, Jiri Kosina, (Thu Sep 27, 6:49 am)