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Date:      Thu, 3 Oct 2002 12:03:58 -0700
From:      Kris Kennaway <kris@obsecurity.org>
To:        Firsto Lasto <firstolasto@hotmail.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: PRNG not seeded - error in non-root ssh inside 4.6.2 jails...
Message-ID:  <20021003190358.GD3372@xor.obsecurity.org>
In-Reply-To: <F171CrbreLDwdbWKEVq000004f0@hotmail.com>
References:  <F171CrbreLDwdbWKEVq000004f0@hotmail.com>

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On Wed, Oct 02, 2002 at 11:38:27PM -0700, Firsto Lasto wrote:
> Hello,
>=20
> I have found that if you create a jail in FreeBSD 4.6.2, and then log into
> that jail ... if you are root you can scp and ssh just fine.  However if =
you
> are not root and you attempt to ssh or scp, you get this error:
>=20
> PRNG is not seeded

This means it can't read from /dev/urandom.

> A few details - first, I created my jail by simply using the dump command=
 to
> dump my / filesystem, and then restoring that inside the jail.  Not elega=
nt,
> but it works - so the jail in question has a full /dev and everything.
>=20
> Second, I used the exact same method in 4.6.1 and did not have problems.
>=20
> I saw a usenet post that recommended solving the problem with this:
>=20
> "chmod a+r /dev/*rand*"
>=20
> however I tried that, and now when I try to ssh or scp from a non root us=
er
> inside the jail, I get:
>=20
> "Host key verification failed"

This sounds like an operational error, i.e. you have the wrong keys
installed for that host.

Kris

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