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From: Salvatore Mesoraca <s.mesoraca16@gmail.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: kernel list <linux-kernel@vger.kernel.org>,
	linux-security-module@vger.kernel.org,
	Kernel Hardening <kernel-hardening@lists.openwall.com>,
	Brad Spengler <spender@grsecurity.net>,
	PaX Team <pageexec@freemail.hu>,
	Casey Schaufler <casey@schaufler-ca.com>,
	Kees Cook <keescook@chromium.org>,
	James Morris <james.l.morris@oracle.com>,
	"Serge E. Hallyn" <serge@hallyn.com>,
	linux-usb@vger.kernel.org
Subject: Re: [PATCH 03/11] Creation of "usb_device_auth" LSM hook
Date: Tue, 13 Jun 2017 09:50:06 +0200	[thread overview]
Message-ID: <CAJHCu1+P798ip7qMTdu6SrKnSg4+0kFzyQb1gqGT31ih5atGKA@mail.gmail.com> (raw)
In-Reply-To: <20170612193826.GA4235@kroah.com>

2017-06-12 21:38 GMT+02:00 Greg Kroah-Hartman <gregkh@linuxfoundation.org>:
> No, like Krzysztof said, you can already do this today, just fine, from
> userspace.  I think that support has been there for over a decade now,
> why are you not taking advantage of this already?
> No need to add extra stuff to the kernel at all to do this

Honesty, now that you mention it, I agree with you.
This feature can be implemented in userspace and I'm the first one to
think that what can be implemented in userspace should stay in
userspace.

> sorry you
> implemented all of this for no reason :(

Don't worry, usb filtering is just a small part of this patchset.
Let's hope the rest will end up being more useful. :)

Thank you very much for taking the time to answer me.

WARNING: multiple messages have this Message-ID (diff)
From: s.mesoraca16@gmail.com (Salvatore Mesoraca)
To: linux-security-module@vger.kernel.org
Subject: [PATCH 03/11] Creation of "usb_device_auth" LSM hook
Date: Tue, 13 Jun 2017 09:50:06 +0200	[thread overview]
Message-ID: <CAJHCu1+P798ip7qMTdu6SrKnSg4+0kFzyQb1gqGT31ih5atGKA@mail.gmail.com> (raw)
In-Reply-To: <20170612193826.GA4235@kroah.com>

2017-06-12 21:38 GMT+02:00 Greg Kroah-Hartman <gregkh@linuxfoundation.org>:
> No, like Krzysztof said, you can already do this today, just fine, from
> userspace.  I think that support has been there for over a decade now,
> why are you not taking advantage of this already?
> No need to add extra stuff to the kernel at all to do this

Honesty, now that you mention it, I agree with you.
This feature can be implemented in userspace and I'm the first one to
think that what can be implemented in userspace should stay in
userspace.

> sorry you
> implemented all of this for no reason :(

Don't worry, usb filtering is just a small part of this patchset.
Let's hope the rest will end up being more useful. :)

Thank you very much for taking the time to answer me.
--
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WARNING: multiple messages have this Message-ID (diff)
From: Salvatore Mesoraca <s.mesoraca16@gmail.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: kernel list <linux-kernel@vger.kernel.org>,
	linux-security-module@vger.kernel.org,
	Kernel Hardening <kernel-hardening@lists.openwall.com>,
	Brad Spengler <spender@grsecurity.net>,
	PaX Team <pageexec@freemail.hu>,
	Casey Schaufler <casey@schaufler-ca.com>,
	Kees Cook <keescook@chromium.org>,
	James Morris <james.l.morris@oracle.com>,
	"Serge E. Hallyn" <serge@hallyn.com>,
	linux-usb@vger.kernel.org
Subject: [kernel-hardening] Re: [PATCH 03/11] Creation of "usb_device_auth" LSM hook
Date: Tue, 13 Jun 2017 09:50:06 +0200	[thread overview]
Message-ID: <CAJHCu1+P798ip7qMTdu6SrKnSg4+0kFzyQb1gqGT31ih5atGKA@mail.gmail.com> (raw)
In-Reply-To: <20170612193826.GA4235@kroah.com>

2017-06-12 21:38 GMT+02:00 Greg Kroah-Hartman <gregkh@linuxfoundation.org>:
> No, like Krzysztof said, you can already do this today, just fine, from
> userspace.  I think that support has been there for over a decade now,
> why are you not taking advantage of this already?
> No need to add extra stuff to the kernel at all to do this

Honesty, now that you mention it, I agree with you.
This feature can be implemented in userspace and I'm the first one to
think that what can be implemented in userspace should stay in
userspace.

> sorry you
> implemented all of this for no reason :(

Don't worry, usb filtering is just a small part of this patchset.
Let's hope the rest will end up being more useful. :)

Thank you very much for taking the time to answer me.

  reply	other threads:[~2017-06-13  7:50 UTC|newest]

Thread overview: 124+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-12 16:56 [PATCH 00/11] S.A.R.A. a new stacked LSM Salvatore Mesoraca
2017-06-12 16:56 ` [kernel-hardening] " Salvatore Mesoraca
2017-06-12 16:56 ` Salvatore Mesoraca
2017-06-12 16:56 ` [PATCH 01/11] S.A.R.A. Documentation Salvatore Mesoraca
2017-06-12 16:56   ` [kernel-hardening] " Salvatore Mesoraca
2017-06-12 16:56   ` Salvatore Mesoraca
2017-06-12 17:49   ` [kernel-hardening] " Jann Horn
2017-06-12 17:49     ` Jann Horn
2017-06-13  7:43     ` Salvatore Mesoraca
2017-06-13  7:43       ` Salvatore Mesoraca
2017-06-27 22:51   ` Kees Cook
2017-06-27 22:51     ` [kernel-hardening] " Kees Cook
2017-06-27 22:51     ` Kees Cook
2017-06-27 22:54     ` Kees Cook
2017-06-27 22:54       ` [kernel-hardening] " Kees Cook
2017-06-27 22:54       ` Kees Cook
2017-07-04 10:12     ` Salvatore Mesoraca
2017-07-04 10:12       ` [kernel-hardening] " Salvatore Mesoraca
2017-07-04 10:12       ` Salvatore Mesoraca
2017-06-12 16:56 ` [PATCH 02/11] S.A.R.A. framework creation Salvatore Mesoraca
2017-06-12 16:56   ` [kernel-hardening] " Salvatore Mesoraca
2017-06-12 16:56   ` Salvatore Mesoraca
2017-06-12 16:56 ` [PATCH 03/11] Creation of "usb_device_auth" LSM hook Salvatore Mesoraca
2017-06-12 16:56   ` [kernel-hardening] " Salvatore Mesoraca
2017-06-12 16:56   ` Salvatore Mesoraca
2017-06-12 17:35   ` Krzysztof Opasiak
2017-06-12 17:35     ` [kernel-hardening] " Krzysztof Opasiak
2017-06-12 17:35     ` Krzysztof Opasiak
2017-06-13  7:47     ` Salvatore Mesoraca
2017-06-13  7:47       ` [kernel-hardening] " Salvatore Mesoraca
2017-06-13  7:47       ` Salvatore Mesoraca
2017-06-12 19:38   ` Greg Kroah-Hartman
2017-06-12 19:38     ` [kernel-hardening] " Greg Kroah-Hartman
2017-06-12 19:38     ` Greg Kroah-Hartman
2017-06-13  7:50     ` Salvatore Mesoraca [this message]
2017-06-13  7:50       ` [kernel-hardening] " Salvatore Mesoraca
2017-06-13  7:50       ` Salvatore Mesoraca
2017-06-12 21:31   ` Casey Schaufler
2017-06-12 21:31     ` [kernel-hardening] " Casey Schaufler
2017-06-12 21:31     ` Casey Schaufler
2017-06-13  7:51     ` Salvatore Mesoraca
2017-06-13  7:51       ` [kernel-hardening] " Salvatore Mesoraca
2017-06-13  7:51       ` Salvatore Mesoraca
2017-06-13  1:15   ` kbuild test robot
2017-06-13  1:15     ` [kernel-hardening] " kbuild test robot
2017-06-13  1:15     ` kbuild test robot
2017-06-13  3:11   ` kbuild test robot
2017-06-13  3:11     ` [kernel-hardening] " kbuild test robot
2017-06-13  3:11     ` kbuild test robot
2017-06-12 16:56 ` [PATCH 04/11] S.A.R.A. USB Filtering Salvatore Mesoraca
2017-06-12 16:56   ` [kernel-hardening] " Salvatore Mesoraca
2017-06-12 16:56   ` Salvatore Mesoraca
2017-06-20  7:07   ` Pavel Machek
2017-06-20  7:07     ` [kernel-hardening] " Pavel Machek
2017-06-20  7:53     ` Salvatore Mesoraca
2017-06-20  7:53       ` [kernel-hardening] " Salvatore Mesoraca
2017-06-20  7:53       ` Salvatore Mesoraca
2017-06-12 16:56 ` [PATCH 05/11] Creation of "check_vmflags" LSM hook Salvatore Mesoraca
2017-06-12 16:56   ` [kernel-hardening] " Salvatore Mesoraca
2017-06-12 16:56   ` Salvatore Mesoraca
2017-06-12 16:56   ` Salvatore Mesoraca
2017-06-12 21:31   ` Casey Schaufler
2017-06-12 21:31     ` [kernel-hardening] " Casey Schaufler
2017-06-12 21:31     ` Casey Schaufler
2017-06-12 21:31     ` Casey Schaufler
2017-06-13  7:55     ` Salvatore Mesoraca
2017-06-13  7:55       ` [kernel-hardening] " Salvatore Mesoraca
2017-06-13  7:55       ` Salvatore Mesoraca
2017-06-13  7:55       ` Salvatore Mesoraca
2017-06-13  6:34   ` Christoph Hellwig
2017-06-13  6:34     ` [kernel-hardening] " Christoph Hellwig
2017-06-13  6:34     ` Christoph Hellwig
2017-06-13  6:34     ` Christoph Hellwig
2017-06-13  7:52     ` Salvatore Mesoraca
2017-06-13  7:52       ` [kernel-hardening] " Salvatore Mesoraca
2017-06-13  7:52       ` Salvatore Mesoraca
2017-06-13  7:52       ` Salvatore Mesoraca
2017-06-12 16:56 ` [PATCH 06/11] S.A.R.A. cred blob management Salvatore Mesoraca
2017-06-12 16:56   ` [kernel-hardening] " Salvatore Mesoraca
2017-06-12 16:56   ` Salvatore Mesoraca
2017-06-12 16:56 ` [PATCH 07/11] S.A.R.A. WX Protection Salvatore Mesoraca
2017-06-12 16:56   ` [kernel-hardening] " Salvatore Mesoraca
2017-06-12 16:56   ` Salvatore Mesoraca
2017-06-12 16:56 ` [PATCH 08/11] Creation of "pagefault_handler_x86" LSM hook Salvatore Mesoraca
2017-06-12 16:56   ` [kernel-hardening] " Salvatore Mesoraca
2017-06-12 16:56   ` Salvatore Mesoraca
2017-06-12 17:32   ` Thomas Gleixner
2017-06-12 17:32     ` [kernel-hardening] " Thomas Gleixner
2017-06-12 17:32     ` Thomas Gleixner
2017-06-13  7:41     ` Salvatore Mesoraca
2017-06-13  7:41       ` [kernel-hardening] " Salvatore Mesoraca
2017-06-13  7:41       ` Salvatore Mesoraca
2017-06-12 16:56 ` [PATCH 09/11] Trampoline emulation Salvatore Mesoraca
2017-06-12 16:56   ` [kernel-hardening] " Salvatore Mesoraca
2017-06-12 16:56   ` Salvatore Mesoraca
2017-06-13  0:02   ` kbuild test robot
2017-06-13  0:02     ` [kernel-hardening] " kbuild test robot
2017-06-13  0:02     ` kbuild test robot
2017-06-12 16:56 ` [PATCH 10/11] Allowing for stacking procattr support in S.A.R.A Salvatore Mesoraca
2017-06-12 16:56   ` [kernel-hardening] " Salvatore Mesoraca
2017-06-12 16:56   ` Salvatore Mesoraca
2017-06-12 16:57 ` [PATCH 11/11] S.A.R.A. WX Protection procattr interface Salvatore Mesoraca
2017-06-12 16:57   ` [kernel-hardening] " Salvatore Mesoraca
2017-06-12 16:57   ` Salvatore Mesoraca
2017-07-09 19:35 ` [kernel-hardening] [PATCH 00/11] S.A.R.A. a new stacked LSM Mickaël Salaün
2017-07-10  7:59   ` Salvatore Mesoraca
2017-07-10  7:59     ` Salvatore Mesoraca
2017-07-10 23:40     ` Mickaël Salaün
2017-07-11 16:58       ` Salvatore Mesoraca
2017-07-11 16:58         ` Salvatore Mesoraca
2017-07-11 17:49         ` Matt Brown
2017-07-11 17:49           ` Matt Brown
2017-07-11 19:31           ` Mimi Zohar
2017-07-11 19:31             ` Mimi Zohar
2017-07-13 12:39             ` Matt Brown
2017-07-13 12:39               ` Matt Brown
2017-07-13 15:19               ` Mimi Zohar
2017-07-13 15:19                 ` Mimi Zohar
2017-07-13 19:51                 ` Serge E. Hallyn
2017-07-13 19:51                   ` Serge E. Hallyn
2017-07-13 22:33                   ` Matt Brown
2017-07-13 22:33                     ` Matt Brown
2017-07-24  0:58                   ` Casey Schaufler
2017-07-24  0:58                     ` Casey Schaufler

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