Guide to the Secure Configuration of Oracle Linux 10
Rules, Groups, and Values defined within the XCCDF Benchmark
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Enable Randomized Layout of Virtual Address Space
To set the runtime status of the <code>kernel.randomize_va_space</code> kernel parameter, run the following command: <pre>$ sudo sysctl -w kernel.randomize_va_space=2</pre> To make sure that the se...Rule Medium Severity -
Memory Poisoning
Memory Poisoning consists of writing a special value to uninitialized or freed memory. Poisoning can be used as a mechanism to prevent leak of information and detection of corrupted memory.Group -
slub_debug - debug options
Defines the debug options to use inslub_debug
kernel command line argument.Value -
Enable page allocator poisoning
To enable poisoning of free pages, add the argument <code>page_poison=1</code> to the default GRUB 2 command line for the Linux operating system. Configure the default Grub2 kernel command line to ...Rule Medium Severity -
Enable SLUB/SLAB allocator poisoning
To enable poisoning of SLUB/SLAB objects, add the argument <code>slub_debug=<xccdf-1.2:sub idref="xccdf_org.ssgproject.content_value_var_slub_debug_options" use="legacy"></xccdf-1.2:sub> <...Rule Medium Severity
Node 2
The content of the drawer really is up to you. It could have form fields, definition lists, text lists, labels, charts, progress bars, etc. Spacing recommendation is 24px margins. You can put tabs in here, and can also make the drawer scrollable.
Capacity
Modules