If you have already Kinetis Design Studio v3.x installed on Linux, then you might run into a P&E driver installation problem while installing MCUXpresso IDE v10.0.0 build 344.
David Karibe has described the solution in his blog:
The following blog post gives a tour through some of the features in the NXP MCUXpresso IDE:
MCUXpresso IDE: Unified Eclipse IDE for NXPs ARM Cortex-M Microcontrollers | MCU on Eclipse
Happy Unifying :-)