| Subject | Re: [PATCH 00/27] security, efi: Add kernel lockdown | From | Mimi Zohar <> | Date | Thu, 02 Nov 2017 18:01:26 -0400 |
| |
Hi David,
From the man page:
> Only validly signed modules may be loaded. > .P > Only validly signed binaries may be kexec'd. > .P > Only validly signed device firmware may be loaded.
fw_get_filesystem_firmware() calls kernel_read_file_from_path() to read the firmware, which calls into the security hooks. Is there another place that validates the firmware signatures. I'm not seeing which patch requires firmware to be signed?
Mimi
|