Re: Capabilities done right [diff against 2.3.1]

Horst von Brand (vonbrand@inf.utfsm.cl)
Mon, 24 May 1999 10:27:48 -0400


Jamie Lokier <lkd@tantalophile.demon.co.uk> said:
> Pavel Machek wrote:
> > > I may want to _strip_ shellscripts of power.

> > Ok, that's legitimate. In such case , we'll have to modify shell to
> > understand something like --drop, so that beggining of shell would
> > look like

> > #!/bin/bash --drop NET_BIND_SERVICE

> > . Which again has nice property like surviving NFS/ftp transfers etc.

> You don't need to modify the shell.
> Simply:

> #!/bin/setcap --drop NET_BIND_SERVICE /bin/bash

Both presume an all-powerfull shell to start with.

-- 
Dr. Horst H. von Brand                       mailto:vonbrand@inf.utfsm.cl
Departamento de Informatica                     Fono: +56 32 654431
Universidad Tecnica Federico Santa Maria              +56 32 654239
Casilla 110-V, Valparaiso, Chile                Fax:  +56 32 797513

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