Thread (36 messages) 36 messages, 5 authors, 2017-08-01

[PATCH v4 05/15] selinux: Refactor to remove bprm_secureexec hook

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From: luto@kernel.org (Andy Lutomirski)
Date: 2017-08-01 13:25:04
Also in: linux-fsdevel, lkml

On Mon, Jul 31, 2017 at 4:51 PM, Kees Cook [off-list ref] wrote:
The SELinux 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, the test can just happen at the end of the bprm_set_creds hook,
and the bprm_secureexec hook can be dropped.

Cc: Stephen Smalley <redacted>
Signed-off-by: Kees Cook <redacted>
Acked-by: Paul Moore <paul@paul-moore.com>
Tested-by: Paul Moore <paul@paul-moore.com>
Acked-by: Serge Hallyn <serge@hallyn.com>
Reviewed-by: Andy Lutomirski <luto@kernel.org>
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