Changelog for shim-x64-15.4-1.x86_64.rpm :

* Tue Apr 06 2021 Peter Jones - 15.4-1- Update to shim 15.4 - Support for revocations via the \".sbat\" section and SBAT EFI variable - A new unit test framework and a bunch of unit tests - No external gnu-efi dependency - Better CI Resolves: CVE-2020-14372 Resolves: CVE-2020-25632 Resolves: CVE-2020-25647 Resolves: CVE-2020-27749 Resolves: CVE-2020-27779 Resolves: CVE-2021-20225 Resolves: CVE-2021-20233