linux-security-module.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Richard Haines <richard_c_haines@btinternet.com>
Cc: selinux@vger.kernel.org, linux-security-module@vger.kernel.org,
	osmocom-net-gprs@lists.osmocom.org, netdev@vger.kernel.org,
	stephen.smalley.work@gmail.com, paul@paul-moore.com,
	laforge@gnumonks.org, jmorris@namei.org
Subject: Re: [PATCH 0/3] Add LSM/SELinux support for GPRS Tunneling Protocol (GTP)
Date: Wed, 30 Sep 2020 12:17:36 +0200	[thread overview]
Message-ID: <20200930101736.GA18687@salvia> (raw)
In-Reply-To: <20200930094934.32144-1-richard_c_haines@btinternet.com>

On Wed, Sep 30, 2020 at 10:49:31AM +0100, Richard Haines wrote:
> These patches came about after looking at 5G open source in particular
> the updated 5G GTP driver at [1]. As this driver is still under
> development, added the LSM/SELinux hooks to the current stable GTP
> version in kernel selinux-next [2]. Similar hooks have also been
> implemented in [1] as it uses the same base code as the current 3G
> version (except that it handles different packet types).

Yes, [1] looks like it is based on the existing 3G driver in the Linux
tree.

> To test the 3G GTP driver there is an RFC patch for the selinux-testsuite
> at [3].
> 
> To enable the selinux-testsuite GTP tests, the libgtpnl [4] library and
> tools needed to be modified to:
> Return ERRNO on error to detect EACCES, Add gtp_match_tunnel function,
> Allow gtp-link to specify port numbers for multiple instances to
> run in the same namespace.
> 
> A patch for libgtpnl is supplied in the selinux-testsuite patch as well
> as setup/test instructions (libgtpnl is not packaged by Fedora)
> 
> These patches were tested on Fedora 32 with kernel [2] using the
> 'targeted' policy. Also ran the Linux Kernel GTP-U basic tests [5].

I don't remember to have seen anything similar in the existing tunnel
net_devices.

Why do you need this?

> [1] https://github.com/PrinzOwO/gtp5g

  parent reply	other threads:[~2020-09-30 10:23 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-30  9:49 [PATCH 0/3] Add LSM/SELinux support for GPRS Tunneling Protocol (GTP) Richard Haines
2020-09-30  9:49 ` [PATCH 1/3] security: Add GPRS Tunneling Protocol (GTP) security hooks Richard Haines
2020-09-30  9:49 ` [PATCH 2/3] gtp: Add LSM hooks to GPRS Tunneling Protocol (GTP) Richard Haines
2020-09-30  9:49 ` [PATCH 3/3] selinux: Add SELinux GTP support Richard Haines
2020-09-30 11:01   ` Harald Welte
2020-09-30 12:25     ` Richard Haines
2020-09-30 13:38       ` Harald Welte
2020-10-12  2:09         ` Paul Moore
2020-10-12  9:38           ` Harald Welte
2020-10-13 13:55             ` Paul Moore
2020-10-13 16:38               ` Richard Haines
2020-10-13 20:42                 ` Harald Welte
2020-09-30 10:17 ` Pablo Neira Ayuso [this message]
2020-09-30 12:20   ` [PATCH 0/3] Add LSM/SELinux support for GPRS Tunneling Protocol (GTP) Richard Haines
2020-09-30 12:30     ` Pablo Neira Ayuso
2020-09-30 15:56     ` Casey Schaufler

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=20200930101736.GA18687@salvia \
    --to=pablo@netfilter.org \
    --cc=jmorris@namei.org \
    --cc=laforge@gnumonks.org \
    --cc=linux-security-module@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=osmocom-net-gprs@lists.osmocom.org \
    --cc=paul@paul-moore.com \
    --cc=richard_c_haines@btinternet.com \
    --cc=selinux@vger.kernel.org \
    --cc=stephen.smalley.work@gmail.com \
    /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).