Install libpam-apparmor by entering the following commands in the terminal:
sudo apt update sudo apt install libpam-apparmor
Description:
changehat AppArmor library as a PAM module
libpam-apparmor provides the PAM module needed to declare various differing confinement policies when starting PAM sessions by using the changehat abilities exposed through libapparmor.
Homepage: http://apparmor.net/
Version: 2.12-4ubuntu5
Section: libs