Re: kdbus: credential faking

From: David Herrmann
Date: Fri Jul 10 2015 - 12:26:47 EST


Hi

On Fri, Jul 10, 2015 at 5:59 PM, Casey Schaufler <casey@xxxxxxxxxxxxxxxx> wrote:
[...]
> There are so many ways uids are being (miss/ab)used
> on Linux systems these days that the idea of trusting a bus just
> because its non-root uid is listed in a table somewhere (or worse,
> coded in an API) is asking for exploits.

Please elaborate on these possible exploits. I'd also like to hear,
whether the same applies to the already used '/run/user/<uid>/bus',
which follows nearly the same model.

Thanks
David
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