Thread (51 messages) 51 messages, 8 authors, 2017-08-01

[PATCH v3 03/15] apparmor: Refactor to remove bprm_secureexec hook

From: jmorris@namei.org (James Morris)
Date: 2017-07-19 09:22:21
Also in: linux-fsdevel, lkml

On Tue, 18 Jul 2017, Kees Cook wrote:
The AppArmor bprm_secureexec hook can be merged with the bprm_set_creds
hook since it's dealing with the same information, and all of the details
are finalized during the first call to the bprm_set_creds hook via
prepare_binprm() (subsequent calls due to binfmt_script, etc, are ignored
via bprm->called_set_creds).

Here, all the comments describe how secureexec is actually calculated
during bprm_set_creds, so this actually does it, drops the bprm flag that
was being used internally by AppArmor, and drops the bprm_secureexec hook.

Cc: John Johansen <john.johansen@canonical.com>
Signed-off-by: Kees Cook <redacted>

Reviewed-by: James Morris <redacted>

-- 
James Morris
[off-list ref]

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