IBM z/OS SMF collection files (system MANx data sets or LOGSTREAM DASD) must have storage capacity to store at least one weeks worth of audit data.

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IBM z/OS SMF collection files (system MANx data sets or LOGSTREAM DASD) must have storage capacity to store at least one weeks worth of audit data.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-224021	TSS0-OS-000240	SV-224021r561402_rule		Medium

Description
In order to ensure operating systems have a sufficient storage capacity in which to write the audit logs, operating systems need to be able to allocate audit record storage capacity. The task of allocating audit record storage capacity is usually performed during initial installation of the operating system.

STIG	Date
IBM z/OS TSS Security Technical Implementation Guide	2021-07-06

Details

Check Text ( C-25694r516462_chk )
Review the SMF dump procedure in there system. If the output data sets in the procedure have storage capacity to store at least one weeks' worth of audit data, this is not a finding.

Fix Text (F-25682r516463_fix)
The system Link Pack Area (LPA) is the component of MVS that maintains core operating system functions resident in main storage. A security concern exists when libraries from which LPA modules are obtained require APF authorization.