Re: [PATCH] tty: n_gsm: require CAP_NET_ADMIN to attach N_GSM0710 ldisc

[Thadeu Lima de Souza Cascardo]

On Tue, Aug 01, 2023 at 06:53:30AM +0200, Greg Kroah-Hartman wrote:
> On Mon, Jul 31, 2023 at 03:59:42PM -0300, Thadeu Lima de Souza Cascardo wrote:
> > Any unprivileged user can attach N_GSM0710 ldisc, but it requires
> > CAP_NET_ADMIN to create a GSM network anyway.
> > 
> > Require initial namespace CAP_NET_ADMIN to do that.
> > 
> > Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@xxxxxxxxxxxxx>
> 
> What commit id does this fix?  Or has this always been a problem?
> 
> thanks,
> 
> greg k-h

This has always been like this. It is not really fixing a specific commit, but
introducing further restriction on access.

Cascardo.