From: Paul Moore <paul@paul-moore.com>
To: "Christian Göttsche" <cgzones@googlemail.com>
Cc: "Serge E. Hallyn" <serge@hallyn.com>,
selinux@vger.kernel.org, linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 1/8] capability: add any wrapper to test for multiple caps with exactly one audit message
Date: Tue, 30 Aug 2022 11:10:06 -0400 [thread overview]
Message-ID: <CAHC9VhRK=xLCBLnGHkggkE0R1kEp6hCr5C+wCzvzuUqZWe8oUw@mail.gmail.com> (raw)
In-Reply-To: <CAJ2a_DepL9pLqu48bsSAZzYjb6TPx6vR-U0puMzD3XjPK64yJg@mail.gmail.com>
On Tue, Aug 30, 2022 at 11:05 AM Christian Göttsche
<cgzones@googlemail.com> wrote:
>
> On Mon, 27 Jun 2022 at 00:34, Serge E. Hallyn <serge@hallyn.com> wrote:
> >
> > On Wed, Jun 15, 2022 at 05:26:23PM +0200, Christian Göttsche wrote:
> > > Add the interfaces `capable_any()` and `ns_capable_any()` as an
> > > alternative to multiple `capable()`/`ns_capable()` calls, like
> > > `capable_any(CAP_SYS_NICE, CAP_SYS_ADMIN)` instead of
> > > `capable(CAP_SYS_NICE) || capable(CAP_SYS_ADMIN)`.
> > >
> > > `capable_any()`/`ns_capable_any()` will in particular generate exactly
> > > one audit message, either for the left most capability in effect or, if
> > > the task has none, the first one.
> > >
> > > This is especially helpful with regard to SELinux, where each audit
> > > message about a not allowed capability will create an AVC denial.
> > > Using this function with the least invasive capability as left most
> > > argument (e.g. CAP_SYS_NICE before CAP_SYS_ADMIN) enables policy writers
> > > to only allow the least invasive one and SELinux domains pass this check
> > > with only capability:sys_nice or capability:sys_admin allowed without
> > > any AVC denial message.
> > >
> > > Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
> >
> > Reviewed-by: Serge Hallyn <serge@hallyn.com>
>
> Kindly ping.
>
> So far patch 3 was reviewed [1] and patch 4 was reviewed [2,3] and
> partially acked [4].
>
> Currently this series trivially rebases on top of 6.0-rc1.
> Should I send a rebased v4 or what is the best way to move forward?
Hi Christian,
Sorry for the delay, this is one of those things that was stalled a
bit during the maintainer hand-off. It's on my list of things to look
at, it is just unfortunate that we have had a lot of things going on
at the LSM layer lately; don't respin it just yet, let me take a quick
look first ...
--
paul-moore.com
next prev parent reply other threads:[~2022-08-30 15:10 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-17 14:49 [RFC PATCH 2/2] capability: use new capable_or functionality Christian Göttsche
2022-02-17 14:49 ` [RFC PATCH 1/2] capability: add capable_or to test for multiple caps with exactly one audit message Christian Göttsche
2022-05-02 16:00 ` [PATCH v2 2/8] capability: use new capable_or functionality Christian Göttsche
2022-05-02 16:00 ` [PATCH v2 3/8] block: " Christian Göttsche
2022-05-02 16:00 ` [PATCH v2 4/8] drivers: " Christian Göttsche
2022-05-09 10:44 ` Jiri Slaby
2022-05-09 10:46 ` Hans Verkuil
2022-05-02 16:00 ` [PATCH v2 5/8] fs: " Christian Göttsche
2022-05-02 16:00 ` [PATCH v2 6/8] kernel: " Christian Göttsche
2022-05-02 16:00 ` [PATCH v2 7/8] kernel/bpf: " Christian Göttsche
2022-05-02 16:00 ` [PATCH v2 8/8] net: " Christian Göttsche
2022-05-09 17:15 ` Serge E. Hallyn
2022-05-22 17:33 ` Serge E. Hallyn
2022-05-02 16:00 ` [PATCH v2 1/8] capability: add capable_or to test for multiple caps with exactly one audit message Christian Göttsche
2022-05-09 17:12 ` Serge E. Hallyn
2022-06-15 15:26 ` [PATCH v3 2/8] capability: use new capable_any functionality Christian Göttsche
2022-06-15 15:26 ` [PATCH v3 3/8] block: " Christian Göttsche
2022-06-16 3:00 ` Bart Van Assche
2022-06-15 15:26 ` [PATCH v3 4/8] drivers: " Christian Göttsche
2022-06-15 15:45 ` Laurent Pinchart
2022-06-15 15:26 ` [PATCH v3 5/8] fs: " Christian Göttsche
2022-06-28 12:56 ` Christian Brauner
2022-06-28 14:11 ` Christian Göttsche
2022-06-15 15:26 ` [PATCH v3 6/8] kernel: " Christian Göttsche
2022-06-15 15:26 ` [PATCH v3 7/8] bpf: " Christian Göttsche
2022-06-15 15:26 ` [PATCH v3 8/8] net: " Christian Göttsche
2022-06-15 15:26 ` [PATCH v3 1/8] capability: add any wrapper to test for multiple caps with exactly one audit message Christian Göttsche
2022-06-26 22:34 ` Serge E. Hallyn
2022-08-30 15:05 ` Christian Göttsche
2022-08-30 15:10 ` Paul Moore [this message]
2022-09-02 0:56 ` Paul Moore
2022-09-02 1:35 ` Paul Moore
2022-02-17 17:29 ` [RFC PATCH 2/2] capability: use new capable_or functionality Alexei Starovoitov
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