[PATCH 03/27] Enforce module signatures if the kernel is locked down

David Howells dhowells at redhat.com
Thu Nov 2 21:30:11 UTC 2017


Mimi Zohar <zohar at linux.vnet.ibm.com> wrote:

> By this point, IMA-appraisal has already verified the kernel module
> signature back in kernel_read_file_from_fd(), if it was required.
>  Having a key with which to verify the appended signature or requiring
> an appended signature, should not be required as well.

I guess I don't need to put in any support for IMA here, then, and you've
taken care of it in your patchset such that it won't actually go into
module_sig_check() in that case (or will at least return immediately).

David
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