kern/55568: DUMP has access to block devices in a JAIL

Kris Kennaway kris at
Wed Oct 8 21:00:36 PDT 2003

The following reply was made to PR kern/55568; it has been noted by GNATS.

From: Kris Kennaway <kris at>
To: mjoyner <mjoyner at>
Cc: Kris Kennaway <kris at>,
	FreeBSD-gnats-submit at
Subject: Re: kern/55568: DUMP has access to block devices in a JAIL
Date: Wed, 8 Oct 2003 20:52:38 -0700

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 On Wed, Oct 08, 2003 at 11:33:50PM -0400, mjoyner wrote:
 > Where would one find documentation to prevent the jailed user from being=
 > able to dump the raw partition(s)?
 jails containing untrusted root users should only contain a minimum
 set of device nodes (the exact list would depend on what you want to
 do with the jail).  This is documented in the manpage.
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