Messages in this thread | | | Subject | Re: [PATCH] BSD Jail LSM (2/3) | From | Alan Cox <> | Date | Fri, 10 Sep 2004 20:31:49 +0100 |
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On Gwe, 2004-09-10 at 21:23, Serge Hallyn wrote: > Attached is a patch against the security Kconfig and Makefile to support > bsdjail, as well as the bsdjail.c file itself. bsdjail offers > functionality similar to (but more limited than) the vserver patch.
Looking over the code the first question I would ask is that it supports AF_INET but not AF_INET6. That seems a bit limited in todays internet environment.
> A process in a jail lives under a chroot which is not vulnerable to the > well-known chdir(...)(etc)chroot(.) attack against normal chroots, and > may be locked to one ip address. For additional features, please see > Documentation/bsdjail.txt, which is included in the next patch.
You can break out with someone co-operating from outside the jail but that I guess is pretty harmless anyway.
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