Currently running iCUE v4.14.179 which prompted for update. Update failed then appears to have turned off my H100i cooler, fans kicked, CPU temp went from 32c to 91c, system became erratic and reboot did not correct this, shutdown appears to have. I don't know what the default shutdown temp is in the BIOS but it did not trigger.
Outside of XMP I'm not using OC on an unlocked