4 Steps to Disable SELinux on CentOS 6.4

There are four easy steps to disable Security-Enhanced Linux (SELinux) on CentOS 6.4. The steps was very simple, but if we did not disable this feature, you may hit a problem when try to do software installation. SELinux checking for allowed operations after standard Linux discretionary access controls are checked. Follow below steps to disable SELinux on CentOS 6.4.

1. Check selinux status :

[root@centos64 ~]# sestatus
SELinux status:                 enabled
SELinuxfs mount:                /selinux
Current mode:                   enforcing
Mode from config file:          enforcing
Policy version:                 24
Policy from config file:        targeted

2. Disable SELinux immediately without reboot :

[root@centos64 ~]# setenforce 0

3. Disable SELinux on CentOS 6.4 permanently :

[root@centos64 ~]# vi /etc/sysconfig/selinux

Change “SELINUX=enforcing” to “SELINUX=disabled” :

# This file controls the state of SELinux on the system.
# SELINUX= can take one of these three values:
#     enforcing - SELinux security policy is enforced.
#     permissive - SELinux prints warnings instead of enforcing.
#     disabled - No SELinux policy is loaded.
SELINUX=disabled
# SELINUXTYPE= can take one of these two values:
#     targeted - Targeted processes are protected,
#     mls - Multi Level Security protection.
SELINUXTYPE=targeted

4. Reboot Operating system :

[root@centos64 ~]# reboot
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