This update for ovmf provide the following fix:
Security issues fixed:
Bug fixes:
{ "binaries": [ { "ovmf-tools": "2017+git1492060560.b6d11d7c46-4.9.4", "ovmf": "2017+git1492060560.b6d11d7c46-4.9.4", "qemu-ovmf-x86_64": "2017+git1492060560.b6d11d7c46-4.9.4", "qemu-uefi-aarch64": "2017+git1492060560.b6d11d7c46-4.9.4" } ] }