This update for kernel-firmware fixes the following issues:
Security issues fixed are part of the 'KRACK' attacks affecting the firmware:
{ "binaries": [ { "ucode-amd": "20170530-21.13.1", "kernel-firmware": "20170530-21.13.1" } ] }
{ "binaries": [ { "kernel-firmware": "20170530-21.13.1" } ] }