Messages in this thread | | | Subject | Re: access to proc filesystem from chrooted process | Date | Fri, 28 May 1999 23:06:53 +0100 (BST) | From | Alan Cox <> |
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> The claim made was that a hacker who hacks into a chroot trap can > mount proc and use it to get out of the chroot trap, and I can't see > how such can be done, hence the question...
/proc/[pid]/fd/.. is handles to files outside the chroot area.
That has limited uses as you are normally non root (if you are root the chroot problem is uninteresting).
Simply provide some proc-daemons, and talk to them for ps service.
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