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XCCDF
Guide to the Secure Configuration of Red Hat Enterprise Linux CoreOS 4
System Settings
File Permissions and Masks
Restrict Programs from Dangerous Execution Patterns
Memory Poisoning
Enable page allocator poisoning
Enable page allocator poisoning
An XCCDF Rule
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Enable page allocator poisoning
Medium Severity
To enable poisoning of free pages, add the argument
page_poison=1
to all BLS (Boot Loader Specification) entries ('options' line) for the Linux operating system in
/boot/loader/entries/*.conf
.