Re: kdbus: credential faking

From	David Herrmann <dh.herrmann@gmail.com>
Newsgroups	linux.kernel
Subject	Re: kdbus: credential faking
Date	2015-07-10 18:30 +0200
Message-ID	<pKJlv-8hr-9@gated-at.bofh.it> (permalink)
References	<pKoK6-3AO-21@gated-at.bofh.it> <pKsul-63C-5@gated-at.bofh.it> <pKGxj-6xX-1@gated-at.bofh.it> <pKGQG-6Gh-21@gated-at.bofh.it> <pKJ2a-8aV-25@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

Hi

On Fri, Jul 10, 2015 at 5:59 PM, Casey Schaufler <casey@schaufler-ca.com> 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
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Back to linux.kernel | Previous | Next — Next in thread | Find similar | Unroll thread

Thread

Re: kdbus: credential faking David Herrmann <dh.herrmann@gmail.com> - 2015-07-10 18:30 +0200
  Re: kdbus: credential faking Casey Schaufler <casey@schaufler-ca.com> - 2015-07-10 19:20 +0200
    Re: kdbus: credential faking Richard Weinberger <richard.weinberger@gmail.com> - 2015-07-11 13:40 +0200

csiph-web