From: Ira Weiny <ira.weiny-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
To: "Hefty, Sean" <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: Hal Rosenstock
<hal-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>,
Jason Gunthorpe
<jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>,
Daniel Jurgens <danielj-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
"selinux-+05T5uksL2qpZYMLLGbcSA@public.gmane.org"
<selinux-+05T5uksL2qpZYMLLGbcSA@public.gmane.org>,
"linux-security-module-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-security-module-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Yevgeny Petrilin
<yevgenyp-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Subject: Re: [RFC PATCH v2 00/13] SELinux support for Infiniband RDMA
Date: Wed, 13 Apr 2016 20:27:19 -0400 [thread overview]
Message-ID: <20160414002718.GA6660@rhel> (raw)
In-Reply-To: <1828884A29C6694DAF28B7E6B8A82373AB041285-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
On Wed, Apr 13, 2016 at 04:47:48PM +0000, Sean Hefty wrote:
> > Former (multicast modifications of fabric) also requires restricting
> > arbitrary UD QPs as well as QP1 as SA access is QPn (n > 0) <-> QP1.
>
> The SA could have an option to ignore all requests that do not originate QP1,
> then protect access to QP1 on the client nodes.
I'm not really sure what we are protecting against here. Is it simply DoS
against the SA?
Ira
> --
>
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WARNING: multiple messages have this Message-ID (diff)
From: Ira Weiny <ira.weiny@intel.com>
To: "Hefty, Sean" <sean.hefty@intel.com>
Cc: Hal Rosenstock <hal@dev.mellanox.co.il>,
Jason Gunthorpe <jgunthorpe@obsidianresearch.com>,
Daniel Jurgens <danielj@mellanox.com>,
"selinux@tycho.nsa.gov" <selinux@tycho.nsa.gov>,
"linux-security-module@vger.kernel.org"
<linux-security-module@vger.kernel.org>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>,
Yevgeny Petrilin <yevgenyp@mellanox.com>
Subject: Re: [RFC PATCH v2 00/13] SELinux support for Infiniband RDMA
Date: Wed, 13 Apr 2016 20:27:19 -0400 [thread overview]
Message-ID: <20160414002718.GA6660@rhel> (raw)
In-Reply-To: <1828884A29C6694DAF28B7E6B8A82373AB041285@ORSMSX109.amr.corp.intel.com>
On Wed, Apr 13, 2016 at 04:47:48PM +0000, Sean Hefty wrote:
> > Former (multicast modifications of fabric) also requires restricting
> > arbitrary UD QPs as well as QP1 as SA access is QPn (n > 0) <-> QP1.
>
> The SA could have an option to ignore all requests that do not originate QP1,
> then protect access to QP1 on the client nodes.
I'm not really sure what we are protecting against here. Is it simply DoS
against the SA?
Ira
> --
>
> To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2016-04-14 0:27 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-06 23:33 [RFC PATCH v2 00/13] SELinux support for Infiniband RDMA Dan Jurgens
[not found] ` <1459985638-37233-1-git-send-email-danielj-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-04-06 23:33 ` [RFC PATCH v2 01/13] security: Add LSM hooks for Infiniband security Dan Jurgens
2016-04-06 23:33 ` [RFC PATCH v2 02/13] selinux: Create policydb version for Infiniband support Dan Jurgens
2016-04-06 23:33 ` [RFC PATCH v2 03/13] selinux: Implement Infiniband flush callback Dan Jurgens
2016-04-06 23:33 ` [RFC PATCH v2 04/13] selinux: Allocate and free infiniband security hooks Dan Jurgens
[not found] ` <1459985638-37233-5-git-send-email-danielj-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-04-11 15:24 ` Casey Schaufler
2016-04-11 15:24 ` Casey Schaufler
2016-04-11 20:41 ` Daniel Jurgens
2016-04-06 23:33 ` [RFC PATCH v2 05/13] selinux: Implement Infiniband PKey "Access" access vector Dan Jurgens
2016-04-06 23:33 ` [RFC PATCH v2 06/13] selinux: Add IB Device SMI " Dan Jurgens
2016-04-06 23:33 ` [RFC PATCH v2 09/13] ib/core: Enforce PKey security when modifying QPs Dan Jurgens
[not found] ` <1459985638-37233-10-git-send-email-danielj-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-04-07 16:31 ` Leon Romanovsky
2016-04-07 16:31 ` Leon Romanovsky
2016-04-07 17:03 ` Daniel Jurgens
2016-04-07 17:03 ` Daniel Jurgens
[not found] ` <DB5PR05MB111169883324ADC42E52C4D6C4900-8IvNv+8VlcBJTpKhoUy7I9qRiQSDpxhJvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-04-07 17:39 ` leon-2ukJVAZIZ/Y
2016-04-07 17:39 ` leon
2016-04-07 17:44 ` Daniel Jurgens
2016-04-07 17:44 ` Daniel Jurgens
2016-04-07 21:02 ` Daniel Jurgens
2016-04-07 21:02 ` Daniel Jurgens
[not found] ` <DB5PR05MB11113874870EBBE896E0D601C4900-8IvNv+8VlcBJTpKhoUy7I9qRiQSDpxhJvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-04-07 21:10 ` leon-2ukJVAZIZ/Y
2016-04-07 21:10 ` leon
2016-04-07 21:23 ` Daniel Jurgens
2016-04-07 21:23 ` Daniel Jurgens
[not found] ` <DB5PR05MB11115DF816F6CEAD7738201EC4900-8IvNv+8VlcBJTpKhoUy7I9qRiQSDpxhJvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-04-07 23:24 ` leon-2ukJVAZIZ/Y
2016-04-07 23:24 ` leon
2016-04-06 23:33 ` [RFC PATCH v2 10/13] ib/core: Enforce PKey security on management datagrams Dan Jurgens
[not found] ` <1459985638-37233-11-git-send-email-danielj-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-04-07 20:39 ` Leon Romanovsky
2016-04-07 20:39 ` Leon Romanovsky
2016-04-06 23:33 ` [RFC PATCH v2 12/13] ib/core: Track which QPs are using which port and PKey index Dan Jurgens
[not found] ` <1459985638-37233-13-git-send-email-danielj-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-04-07 20:53 ` Leon Romanovsky
2016-04-07 20:53 ` Leon Romanovsky
2016-04-06 23:33 ` [RFC PATCH v2 13/13] ib/core: Implement the Infiniband flush callback Dan Jurgens
2016-04-11 20:11 ` [RFC PATCH v2 00/13] SELinux support for Infiniband RDMA Jason Gunthorpe
2016-04-11 20:11 ` Jason Gunthorpe
2016-04-11 20:38 ` Daniel Jurgens
2016-04-11 20:38 ` Daniel Jurgens
[not found] ` <DB5PR05MB111168B6670B36F12979705BC4940-8IvNv+8VlcBJTpKhoUy7I9qRiQSDpxhJvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-04-11 22:12 ` Jason Gunthorpe
2016-04-11 22:12 ` Jason Gunthorpe
2016-04-11 22:30 ` Daniel Jurgens
2016-04-11 22:30 ` Daniel Jurgens
[not found] ` <DB5PR05MB1111E6A72480FF78AAB12747C4940-8IvNv+8VlcBJTpKhoUy7I9qRiQSDpxhJvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-04-11 23:12 ` Jason Gunthorpe
2016-04-11 23:12 ` Jason Gunthorpe
2016-04-11 23:35 ` Daniel Jurgens
2016-04-11 23:35 ` Daniel Jurgens
2016-04-12 0:06 ` Jason Gunthorpe
[not found] ` <20160412000621.GD5861-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-12 5:21 ` Hal Rosenstock
2016-04-12 5:21 ` Hal Rosenstock
2016-04-12 17:06 ` Hefty, Sean
2016-04-12 17:58 ` Jason Gunthorpe
[not found] ` <20160412175837.GA15027-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-13 12:09 ` Hal Rosenstock
2016-04-13 12:09 ` Hal Rosenstock
2016-04-13 13:17 ` Daniel Jurgens
2016-04-13 13:17 ` Daniel Jurgens
2016-04-13 5:07 ` Hal Rosenstock
2016-04-13 16:47 ` Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A82373AB041285-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-04-14 0:27 ` Ira Weiny [this message]
2016-04-14 0:27 ` Ira Weiny
2016-04-14 0:31 ` Ira Weiny
2016-04-14 4:22 ` Hefty, Sean
2016-04-14 4:22 ` Hefty, Sean
2016-04-14 13:11 ` Daniel Jurgens
2016-04-14 13:11 ` Daniel Jurgens
[not found] ` <AM2PR05MB1105E03BDEE8ED9552C8EDE7C4970-Wc3DjHnhGidZ7IXwgIC3xtqRiQSDpxhJvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-04-14 16:26 ` Ira Weiny
2016-04-14 16:26 ` Ira Weiny
2016-04-14 16:49 ` Daniel Jurgens
2016-04-14 16:49 ` Daniel Jurgens
[not found] ` <AM2PR05MB11059E1985CE6544FAE4BA00C4970-Wc3DjHnhGidZ7IXwgIC3xtqRiQSDpxhJvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-04-14 21:58 ` Ira Weiny
2016-04-14 21:58 ` Ira Weiny
2016-04-14 13:06 ` Daniel Jurgens
2016-04-14 13:06 ` Daniel Jurgens
2016-04-12 16:45 ` Daniel Jurgens
2016-04-12 16:45 ` Daniel Jurgens
2016-04-12 5:12 ` Hal Rosenstock
2016-04-12 16:43 ` Daniel Jurgens
2016-04-12 16:43 ` Daniel Jurgens
2016-04-06 23:33 ` [RFC PATCH v2 07/13] selinux: Add a cache for quicker retreival of PKey SIDs Dan Jurgens
2016-04-06 23:33 ` [RFC PATCH v2 08/13] ib/core: IB cache enhancements to support Infiniband security Dan Jurgens
[not found] ` <1459985638-37233-9-git-send-email-danielj-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-04-07 2:53 ` Leon Romanovsky
2016-04-07 2:53 ` Leon Romanovsky
2016-04-07 15:43 ` Daniel Jurgens
2016-04-07 15:43 ` Daniel Jurgens
2016-04-07 15:09 ` Leon Romanovsky
2016-04-07 15:09 ` Leon Romanovsky
2016-04-06 23:33 ` [RFC PATCH v2 11/13] ib/core: Enforce Infiniband device SMI security Dan Jurgens
[not found] ` <1459985638-37233-12-git-send-email-danielj-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-04-07 20:44 ` Leon Romanovsky
2016-04-07 20:44 ` Leon Romanovsky
2016-04-07 21:55 ` Daniel Jurgens
2016-04-07 21:55 ` Daniel Jurgens
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