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Re: [kernel-hardening] [PATCH 0/6] LSM: Security module blob management

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On 6/8/17 4:43 PM, Casey Schaufler wrote:
> Subject: [PATCH 0/6] LSM: Security module blob management
> 
> This patch set moves management of security blobs out of
> the Linux security modules and into the security module
> infrastructure. This allows "major" security modules that
> use blobs to be stacked, just as "minor" modules that
> do not use blobs can be stacked today. It stops short of
> providing a safe interface for the Netlabel and SO_PEERSEC.
> As a result, any of the existing security modules may be
> used in combination except for SELinux and Smack.

Very excited about this! I can definitely see use cases for special
purpose LSMs that require data blobs but do not replace things like
SELinux, SMACK or AppArmor. I have had a few ideas recently that would
not be possible under the current setup of one shared blob.

Matt

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[PATCH 0/6] LSM: Security module blob management Casey Schaufler <casey@schaufler-ca.com> - 2017-06-08 22:50 +0200
  [PATCH 3/6] LSM: Manage file security blobs Casey Schaufler <casey@schaufler-ca.com> - 2017-06-08 23:00 +0200
  [PATCH 4/6] LSM: manage task security blobs Casey Schaufler <casey@schaufler-ca.com> - 2017-06-08 23:00 +0200
  [PATCH 1/6] procfs-add-smack-subdir-to-attrs Casey Schaufler <casey@schaufler-ca.com> - 2017-06-08 23:00 +0200
  [PATCH 6/6] LSM: general but not extreme module stacking Casey Schaufler <casey@schaufler-ca.com> - 2017-06-08 23:00 +0200
  Re: [kernel-hardening] [PATCH 0/6] LSM: Security module blob  management Matt Brown <matt@nmatt.com> - 2017-06-08 23:00 +0200
    Re: [kernel-hardening] [PATCH 0/6] LSM: Security module blob  management James Morris <jmorris@namei.org> - 2017-06-09 06:00 +0200

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