The latest mesa graphics driver 1822 is finally available to install in ubuntu 1804 via ubuntu-x ppa mesa 1822 was released a week ago with following changes: better gta v support with the radv vulkan driver. Mesa 18 2 2 released how to install it in ubuntu 18 04 lts. The latest mesa 3d graphics library 1733 now is available in ubuntu-x team ppa repository for ubuntu 1604 and ubuntu 1710 mesa 1733 is a bug-fix release announced a week ago it fixed: dota crashes when switching from game to desktop.
Mesa 18 2 2 Released How to Install it in Ubuntu 18 04 LTS