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4.1.2.3 Ensure system is disabled when audit logs are full

Audit#

Run the following commands and verify output matches:

# grep space_left_action /etc/audit/auditd.conf
space_left_action = email

# grep action_mail_acct /etc/audit/auditd.conf
action_mail_acct = root

Run the following command and verify the output is either halt or single:

# grep -E 'admin_space_left_action\s*=\s*(halt|single)' /etc/audit/auditd.conf
admin_space_left_action = <halt|single>

Remediation#

Set the following parameters in /etc/audit/auditd.conf:

space_left_action = email
action_mail_acct = root

set admin_space_left_action to either halt or single in /etc/audit/auditd.conf.

Example:

admin_space_left_action = halt