You can find at Windows 11 Hotfix Repository
But not all is fixed...
https://forums.guru3d.com/threads/amd-ryzen-l3-cache-bug-seems-fixed-in-a-new-windows-11-insider-22000-282-insider-build.440127/#post-5956683
Some tests...
If you are going to buy new FAN/cooler, do not forget to verify if they fit your current case.
AMD CPUs likes coolers with concave foot/plate or at least flat, convex is the worst for AMD.
The differences we see in different tests can be from variation in the CPU heat spreader and cooler...