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The kernel core dump data directory must have mode 0700 or less permissive.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22406 GEN003522 SV-45711r1_rule Low
Description
Kernel core dumps may contain the full contents of system memory at the time of the crash. As the system memory may contain sensitive information, it must be protected accordingly. If the mode of the kernel core dump data directory is more permissive than 0700, unauthorized users may be able to view or to modify kernel core dump data files.
STIG Date
SUSE Linux Enterprise Server v11 for System z 2016-12-20

Details

Check Text ( C-43077r1_chk )
Determine the kernel core dump data directory and check its permissions.
# ls -ld /var/crash
If the directory has a mode more permissive than 0700, this is a finding.
Fix Text (F-39109r1_fix)
Change the group-owner of the kernel core dump data directory.
# chmod 0700 /var/crash