gradm_pam command not found

Introduction

When you run more command in linux terminal / console, you get the following error message

gradm_pam: command not found

or when using sudo you get the following error message

sudo: gradm_pam: command not found

Solutions to gradm_pam: command not found

How To Fix gradm_pam: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu gradm_pam is provided by gradm2 package.

gradm2 is:

Used to manage the RBAC based ACL system of grsecurity2. Please note that you will need a specially patched kernel for grsecurity to work (see the kernel-patch-grsecurity2 Debian package). You can find more information about grsecurity at http://www.grsecurity.net/

To fix this problem, we can install more using the command below.

sudo apt-get -y install gradm2

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install gradm2.

sudo apt -y install gradm2

Or if you have aptitude installed you can use the following command.

sudo aptitude install gradm2

Summary

In this tutorial we learn how to fix gradm_pam command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.