From: "Paul Menage" <menage@google.com>
To: "Serge E. Hallyn" <serue@us.ibm.com>
Cc: lkml <linux-kernel@vger.kernel.org>,
linux-security-module@vger.kernel.org, "Greg KH" <greg@kroah.com>,
"Stephen Smalley" <sds@epoch.ncsc.mil>,
"Casey Schaufler" <casey@schaufler-ca.com>,
"Pavel Emelianov" <xemul@openvz.org>
Subject: Re: [RFC] cgroups: implement device whitelist lsm (v2)
Date: Sun, 16 Mar 2008 08:57:36 +0800 [thread overview]
Message-ID: <6599ad830803151757n1901db95tad78d11761e2cb92@mail.gmail.com> (raw)
In-Reply-To: <20080314143534.GD9741@sergelap.austin.ibm.com>
On Fri, Mar 14, 2008 at 10:35 PM, Serge E. Hallyn <serue@us.ibm.com> wrote:
>
> > Why aren't the
> > existing cgroup security semantics sufficient?
>
> Because the point of this is to provide some restrictions to otherwise
> privileged users, and cgroups only provides dac-based permissions.
>
> But that doesn't mean that I'm not doing too much. I could just add a
> CAP_SYS_ADMIN or CAP_CONT_OVERRIDE+CAP_SYS_ADMIN check, and not restrict
> which cgroups a task can move to. Does that sound good?
Sounds reasonable.
Paul
next prev parent reply other threads:[~2008-03-16 0:57 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-13 3:27 Serge E. Hallyn
2008-03-13 9:25 ` James Morris
2008-03-13 13:18 ` Serge E. Hallyn
2008-03-13 13:50 ` James Morris
2008-03-13 14:38 ` Serge E. Hallyn
2008-03-13 22:27 ` James Morris
2008-03-13 22:46 ` Serge E. Hallyn
2008-03-13 23:49 ` James Morris
2008-03-14 1:41 ` Serge E. Hallyn
2008-03-14 4:47 ` Greg KH
2008-03-14 13:54 ` Serge E. Hallyn
2008-03-14 13:58 ` Pavel Emelyanov
2008-03-14 15:45 ` Serge E. Hallyn
2008-03-14 15:54 ` Pavel Emelyanov
2008-03-14 16:57 ` Stephen Smalley
2008-03-14 9:28 ` Pavel Emelyanov
2008-03-14 13:58 ` Serge E. Hallyn
2008-03-14 14:05 ` Pavel Emelyanov
2008-03-14 14:37 ` Serge E. Hallyn
2008-03-14 15:07 ` Pavel Emelyanov
2008-03-14 14:12 ` Paul Menage
2008-03-14 14:42 ` Serge E. Hallyn
2008-03-16 0:59 ` Paul Menage
2008-03-14 2:51 ` Casey Schaufler
2008-03-14 9:16 ` Paul Menage
2008-03-14 14:05 ` Serge E. Hallyn
2008-03-14 14:15 ` Paul Menage
2008-03-14 14:35 ` Serge E. Hallyn
2008-03-16 0:57 ` Paul Menage [this message]
2008-03-14 9:18 ` Paul Menage
2008-03-14 14:00 ` Serge E. Hallyn
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