Linux Oracle 12c Execution of Installer Validation Failed
You are Welcome! This Tip Shows You How to Solve Linux Oracle 12c Initial Setup for the Execution of Installer Validation Failed CVU exectask.sh.
And see Here Below for Causes of “Oracle 12c Execution of Installer Validation Failed CVU exectask.sh” Linux Issue.

Probable Cause: Missing Needed Libraries Setup.
How to Install Oracle 12c Required Libraries on GNU/Linux Distros
Eventually to Check What is Needed directly Running exectask.sh from CVU Dir.
cd /tmp/CVU_12*oracle
./exectask.sh
And See in the Output What is missing…
Tags: gnu/linux, install oracle 12c linux, Linux, Linux Oracle 12c Installer Failed exectask, Linux Oracle 12c Installer Validation Failed, Oracle 12c