AMD's fTPM had been causing stuttering and freezing issues first on Windows, and then on Linux too. As such, Linux boss Linus Torvalds has now suggested disabling fTPM entirely on Ryzen.
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An AMD fTPM side channel security flaw dubbed "faulTPM" has been discovered by researchers. This security bug can even bypass BitLocker and it affects modern Windows 11-supported Ryzen chips.
Linux maintainers have pushed patches to Linux 6.1 and Linux 6.2 to address system stuttering on some AMD Ryzen hardware. These patches are just workarounds while AMD works on an actual solution.
The fTPM bug which was causing stuttering and freezing issues on AMD Ryzen CPUs in Windows 11 and Windows 10 has now started affecting Linux as well. The bug was triggered after a Linux 6.1 patch.
AMD has published an official advisory that explains why Ryzen CPUs have been stuttering on Windows 10 and 11 systems. Aside from that, the firm has also provided a workaround and more.