linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: "Serge E. Hallyn" <serue@us.ibm.com>
To: Kees Cook <kees.cook@canonical.com>
Cc: Casey Schaufler <casey@schaufler-ca.com>,
	linux-security-module@vger.kernel.org,
	James Morris <jmorris@namei.org>, Eric Paris <eparis@redhat.com>,
	David Howells <dhowells@redhat.com>,
	Alexey Dobriyan <adobriyan@gmail.com>,
	Ingo Molnar <mingo@elte.hu>,
	Andrew Morton <akpm@linux-foundation.org>,
	Simon Kagstrom <simon.kagstrom@netinsight.net>,
	David Woodhouse <David.Woodhouse@intel.com>,
	Robin Getz <rgetz@analog.com>,
	Greg Kroah-Hartman <gregkh@suse.de>,
	Paul Moore <paul.moore@hp.com>,
	Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>,
	Stephen Smalley <sds@tycho.nsa.gov>,
	Etienne Basset <etienne.basset@numericable.fr>,
	"David P. Quigley" <dpquigl@tycho.nsa.gov>,
	LKLM <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] syslog: distinguish between /proc/kmsg and syscalls
Date: Tue, 2 Feb 2010 15:25:10 -0600	[thread overview]
Message-ID: <20100202212510.GG32305@us.ibm.com> (raw)
In-Reply-To: <20100202202054.GW19355@outflux.net>

Quoting Kees Cook (kees.cook@canonical.com):
> Hi,
> 
> On Mon, Feb 01, 2010 at 10:15:06PM -0800, Casey Schaufler wrote:
> > Might I suggest that you use a term other than "context" in this patch?
> > I recognize that it is the proper word, but the term has significant and
> > specific meaning in SELinux, and some of that has spilled over into the
> > LSM in general. I expect that there might be confusion if it is used to
> > denote something other than an SELinux "context". Perhaps "method", "type",
> > or "scheme".
> 
> Yeah, I cringed at "context" too, but since "type" is pretty overloaded
> and it was already an argument there, I figured maybe it wouldn't be
> too bad.
> 
> > > -extern int cap_syslog(int type);
> > > +extern int cap_syslog(int type, int context);
> 
> Perhaps "source" or "origin"?  "mode" is too overloaded with file modes.
> Maybe a future patch can change "type" to "action" too.

'int from_file' or 'int from_sysc'?

Really the special case is that if (from_file) then we take the file
as a validated token allowing us to bypass new privilege checks, right?
so 'from_file' seems appropriate to me.

-serge

  reply	other threads:[~2010-02-02 21:25 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-02  5:53 [PATCH] syslog: distinguish between /proc/kmsg and syscalls Kees Cook
2010-02-02  6:15 ` Casey Schaufler
2010-02-02 20:20   ` Kees Cook
2010-02-02 21:25     ` Serge E. Hallyn [this message]
2010-02-02 21:59       ` James Morris
2010-02-03 19:15         ` [PATCH 1/2] " Kees Cook
2010-02-03 20:44           ` Serge E. Hallyn
2010-02-03 19:23         ` [PATCH 2/2] syslog: use defined constants instead of raw numbers Kees Cook
2010-02-03 20:47           ` Serge E. Hallyn
2010-02-03 23:36         ` [PATCH v2 1/2] syslog: distinguish between /proc/kmsg and syscalls Kees Cook
2010-02-04  0:30           ` Serge E. Hallyn
2010-02-04  1:39             ` John Johansen
2010-02-04  3:52           ` James Morris
2010-02-04  7:58           ` Alex Riesen
2010-02-04  8:09             ` Kees Cook
2010-02-04 21:17               ` James Morris
2010-02-04 21:31                 ` Serge E. Hallyn
2010-02-04 21:49                   ` Eric Paris
2010-02-03 23:37         ` [PATCH v2 2/2] syslog: use defined constants instead of raw numbers Kees Cook
2010-02-04  0:35           ` Serge E. Hallyn
2010-02-04  1:38           ` John Johansen
2010-02-04  3:51           ` James Morris

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20100202212510.GG32305@us.ibm.com \
    --to=serue@us.ibm.com \
    --cc=David.Woodhouse@intel.com \
    --cc=adobriyan@gmail.com \
    --cc=akpm@linux-foundation.org \
    --cc=casey@schaufler-ca.com \
    --cc=dhowells@redhat.com \
    --cc=dpquigl@tycho.nsa.gov \
    --cc=eparis@redhat.com \
    --cc=etienne.basset@numericable.fr \
    --cc=gregkh@suse.de \
    --cc=jmorris@namei.org \
    --cc=kees.cook@canonical.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-security-module@vger.kernel.org \
    --cc=mingo@elte.hu \
    --cc=paul.moore@hp.com \
    --cc=penguin-kernel@I-love.SAKURA.ne.jp \
    --cc=rgetz@analog.com \
    --cc=sds@tycho.nsa.gov \
    --cc=simon.kagstrom@netinsight.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).