Re: RFC: New security model secmodel_securechroot(9)

2011-07-11 Thread Taylor R Campbell
(Sorry, I forgot to add in my last message that I am not subscribed to this list, so please cc me in replies.) Date: Sun, 10 Jul 2011 21:57:03 +0300 From: Alexey Cheusov As I said earlier my code is based solely on kauth(9) and I assume it is correct. Also I assume my code is correct

Re: RFC: New security model secmodel_securechroot(9)

2011-07-11 Thread Brett Lymn
On Mon, Jul 11, 2011 at 08:29:11AM +0100, David Laight wrote: > > One problem is that, historically, unix privileges have always been > based on a sledgehammer approach - if you don't want everybody to > be able to do something then only root can do it. > That can and has been fixed in other Uni

Re: RFC: New security model secmodel_securechroot(9)

2011-07-11 Thread David Laight
On Sun, Jul 10, 2011 at 12:58:42PM -0400, Thor Lancelot Simon wrote: > > What I ended up with on my system that started out pretty much where > this proposal does was with a hack that used special group IDs as > pseudo-capabilities... Cumulating capabilities (and negations?) over all the subsidua