Possible security issue with jails

[Micah]

This was the info I needed.  Thanks!

-micah

On Tue, Jan 11, 2005 at 11:05:43PM +0100, Poul-Henning Kamp wrote:
> In message <20050111221055.GD68350 at micah.tamu.edu>, Micah writes:
> >Howdy!
> >
> >I'm not sure if this is actually an issue, feature or a bug,  but I have found
> >that inside a jail, the jailed root user is able to sniff traffic (and enable
> >promiscuous mode) on at least the interface of the IP address the jail is attached
> >to.
> 
> Only if you leave bpf devices in the devfs mounted on the jail.
> 
> -- 
> Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
> phk at FreeBSD.ORG         | TCP/IP since RFC 956
> FreeBSD committer       | BSD since 4.3-tahoe    
> Never attribute to malice what can adequately be explained by incompetence.
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