Ubuntu 20.04.3 LTS is now available to download. This is the third point release as the next point release will be Ubuntu 20.04.4 LTS, scheduled for February 2022.
Ubuntu 20.04.3 LTS contains all of the features available on Ubuntu 21.04 along with security patches, bug fixes, and app updates. Linux 5.11 HWE kernel is included in the Ubuntu 20.04.3 LTS.
Ubuntu 20.04.3 LTS is available to download from the official website of Ubuntu. Mesa 21.0 graphics support is available as package updates now.