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From: Andy Lutomirski <luto@amacapital.net>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Linux Containers <containers@lists.linux-foundation.org>,
	linux-security-module@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	"Serge E. Hallyn" <serge@hallyn.com>,
	David Howells <dhowells@redhat.com>
Subject: Re: [PATCH 0/4] user namespace fixes
Date: Mon, 17 Dec 2012 11:03:10 -0800	[thread overview]
Message-ID: <CALCETrX2Fa-DuM+wkgsij7oiJXzCD8W6Phkv-MjgCDg_Ma6CTg@mail.gmail.com> (raw)
In-Reply-To: <87txroxpgq.fsf@xmission.com>

On Fri, Dec 14, 2012 at 2:01 PM, Eric W. Biederman
<ebiederm@xmission.com> wrote:
>
> These are fixes from Andys review of my user namespace tree.
>
> The first two patches are critical must fix fixes.
>
> The third patch fixing commit_creds is a nice to have but fixing it
> would be good.
>
> Andy, Serge  if you could give these patches a once over to make certain
> I am not doing something stupid.
>
> Thank you,
> Eric
>
> ---
>
> Eric W. Biederman (4):
>       Fix cap_capable to only allow owners in the parent user namespace to have caps.

For whatever reason, I didn't get the actual email.  Assuming this is
5e4a08476b50fa39210fca82e03325cc46b9c235:

Acked-by: Andy Lutomirski <luto@amacapital.net>

However, this comment:
                /*
                 * The owner of the user namespace in the parent of the
                 * user namespace has all caps.
                 */
could use work.  I agree with the code, but I gave up on understanding
the comment.

>       userns:  Require CAP_SYS_ADMIN for most uses of setns.
>       userns: Add a more complete capability subset test to commit_creds
>       userns: Fix typo in description of the limitation of userns_install
>

--Andy

  parent reply	other threads:[~2012-12-17 19:03 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-14 22:01 [PATCH 0/4] user namespace fixes Eric W. Biederman
2012-12-14 22:03 ` [PATCH 1/4] Fix cap_capable to only allow owners in the parent user namespace to have caps Eric W. Biederman
2012-12-14 22:03 ` [PATCH 2/4] userns: Require CAP_SYS_ADMIN for most uses of setns Eric W. Biederman
2012-12-14 23:35   ` Serge E. Hallyn
2012-12-17 19:03   ` Andy Lutomirski
2012-12-14 22:04 ` [PATCH 3/4] userns: Add a more complete capability subset test to commit_creds Eric W. Biederman
2012-12-15  0:03   ` Serge E. Hallyn
2012-12-15  0:11     ` Eric W. Biederman
2012-12-15  0:47       ` Serge E. Hallyn
2012-12-15  0:48         ` Eric W. Biederman
2012-12-15  2:06           ` Serge E. Hallyn
2012-12-17 19:08           ` Andy Lutomirski
2012-12-14 22:05 ` [PATCH 4/4] userns: Fix typo in description of the limitation of userns_install Eric W. Biederman
2012-12-14 23:36   ` Serge E. Hallyn
2012-12-17 19:08   ` Andy Lutomirski
2012-12-17 19:03 ` Andy Lutomirski [this message]
2012-12-17 21:01   ` [PATCH 0/4] user namespace fixes Eric W. Biederman

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