> No, we don't know if they will release it *only* to vendors for a > firmware update, or also for operating system updates. Also, for Zen > and later one cannot just hope to update microcode through the operating > system, often it requires such an early update that it has to be done by > the firmware itself.
https://lists.opensuse.org/opensuse-security-announce/2018-01/msg00004.html It seems AMD just released a microcode update to disable branch prediction on its Zen architecture. -- pollo
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