From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Kees Cook <keescook@chromium.org>
Cc: linux-kernel@vger.kernel.org, Ben Hutchings <ben@decadent.org.uk>,
Rob Landley <rob@landley.net>, Al Viro <viro@zeniv.linux.org.uk>,
Ludwig Nussel <ludwig.nussel@suse.de>,
Alessandro Rubini <rubini@gnudd.com>,
linux-doc@vger.kernel.org
Subject: Re: [PATCH] debugfs: more tightly restrict default mount mode
Date: Mon, 27 Aug 2012 13:41:27 -0700 [thread overview]
Message-ID: <20120827204127.GA19544@kroah.com> (raw)
In-Reply-To: <20120827203215.GA16637@www.outflux.net>
On Mon, Aug 27, 2012 at 01:32:15PM -0700, Kees Cook wrote:
> Since the debugfs is mostly only used by root, make the default mount
> mode 0700. Most system owners do not need a more permissive value,
> but they can choose to weaken the restrictions via their fstab.
>
> Signed-off-by: Kees Cook <keescook@chromium.org>
Ok, you've worn me down, let's see how well this works, I'll queue this
up for 3.7.
greg k-h
next prev parent reply other threads:[~2012-08-27 20:41 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-27 20:32 [PATCH] debugfs: more tightly restrict default mount mode Kees Cook
2012-08-27 20:41 ` Greg Kroah-Hartman [this message]
2012-08-28 7:44 ` Alessandro Rubini
2012-08-28 14:41 ` Hardening debugfs (Was Re: [PATCH] debugfs: more tightly restrict default mount mode) Theodore Ts'o
2012-08-28 14:55 ` Ben Hutchings
2012-08-28 15:02 ` Theodore Ts'o
2012-08-28 17:09 ` Greg Kroah-Hartman
2012-08-28 19:43 ` Kees Cook
2012-08-28 22:55 ` Rob Landley
2012-08-29 4:09 ` Greg Kroah-Hartman
2012-08-30 16:15 ` Rob Landley
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=20120827204127.GA19544@kroah.com \
--to=gregkh@linuxfoundation.org \
--cc=ben@decadent.org.uk \
--cc=keescook@chromium.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=ludwig.nussel@suse.de \
--cc=rob@landley.net \
--cc=rubini@gnudd.com \
--cc=viro@zeniv.linux.org.uk \
/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