RHEL 9 must disable acquiring, saving, and processing core dumps.
An XCCDF Rule
Description
<VulnDiscussion>A core dump includes a memory image taken at the time the operating system terminates an application. The memory image could contain sensitive data and is generally useful only for developers trying to debug problems.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-257815r925432_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
Configure the system to disable the systemd-coredump.socket with the following command:
$ sudo systemctl mask --now systemd-coredump.socket
Created symlink /etc/systemd/system/systemd-coredump.socket -> /dev/null