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The centralized process core dump data directory must be owned by root.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22400 GEN003502 SV-46152r1_rule Low
Description
Process core dumps contain the memory in use by the process when it crashed. Any data the process was handling may be contained in the core file, and it must be protected accordingly. If the centralized process core dump data directory is not owned by root, the core dumps contained in the directory may be subject to unauthorized access.
STIG Date
SUSE Linux Enterprise Server v11 for System z 2016-12-20

Details

Check Text ( C-43413r1_chk )
Procedure:
Check the defined directory for process core dumps.
# cat /proc/sys/kernel/core_pattern|xargs -n1 -IPATTERN dirname PATTERN

Check the existence and ownership of the directory
# ls -lLd
If the directory does not exist or is not owned by root, this is a finding.
Fix Text (F-39491r1_fix)
If the core file directory does not exist it must be created.
# mkdir -p

If necessary, change the owner of the core file directory.
# chown root