Guide to the Secure Configuration of Red Hat Enterprise Linux 9
Rules, Groups, and Values defined within the XCCDF Benchmark
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Prevent applications from mapping low portion of virtual memory
To set the runtime status of the <code>vm.mmap_min_addr</code> kernel parameter, run the following command: <pre>$ sudo sysctl -w vm.mmap_min_addr=...Rule Medium Severity -
Disable Core Dumps
A core dump file is the memory image of an executable program when it was terminated by the operating system due to errant behavior. In most cases,...Group -
Disable acquiring, saving, and processing core dumps
The <code>systemd-coredump.socket</code> unit is a socket activation of the <code>systemd-coredump@.service</code> which processes core dumps. By m...Rule Medium Severity -
Enable NX or XD Support in the BIOS
Reboot the system and enter the BIOS or Setup configuration menu. Navigate the BIOS configuration menu and make sure that the option is enabled. Th...Rule Medium Severity -
Disable storing core dump
The <code>Storage</code> option in <code>[Coredump]</code> sectionof <code>/etc/systemd/coredump.conf</code> can be set to <code>none</code> to dis...Rule Medium Severity
Node 2
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Capacity
Modules