It is a wide known fact now that Intel, AMD, and other CPU manufacturers have started releasing CPU microcode updates for processor models much affected by the Meltdown and Spectre patches. Now, those updates are coming down to OEMs and motherboard vendors, who are now integrating these patches into BIOS/UEFI updates for the affected PCs.
While here not all the vendors have patches available for vulnerable products right away, most have also promised updates in the following months. Again, these BIOS/UEFI updates are part of a one-two punch to address the Meltdown and Spectre flaws that came to light at the start of the year.
Software patches at the operating system level have largely removed the Meltdown flaw, but both Microsoft and the Linux community said that it was a firmware fix that would be necessary to fully address the Spectre vulnerability.
Now, the updated list for all the users: