The Intel microcode updates are designed to address security flaws in Intel’s processors.
The updates address the following issues:
- CVE-2019-11091 – Microarchitectural Data Sampling Uncacheable Memory (MDSUM)
- CVE-2018-12126 – Microarchitectural Store Buffer Data Sampling (MSBDS)
- CVE-2018-12127 – Microarchitectural Load Port Data Sampling (MLPDS)
- CVE-2018-12130 – Microarchitectural Fill Buffer Data Sampling (MFBDS)
The updates have been validated by Intel and can be downloaded by Checking for Updates in Settings.