> I was testing Ubuntu 17.10 live ISO. Probably this latest ucode does not get loaded.
Yes probably not from a live cd. However for an installed system, you should install intel-microcode and reboot, if your CPU firmware is buggy.
The alternative is to get your motherboard's latest BIOS/firmware, which sometimes includes CPU microcode updates (but, not always).
> I was testing Ubuntu 17.10 live ISO. Probably this latest ucode does not get loaded.
Yes probably not from a live cd. However for an installed system, you should install intel-microcode and reboot, if your CPU firmware is buggy.
The alternative is to get your motherboard's latest BIOS/firmware, which sometimes includes CPU microcode updates (but, not always).