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Red Hat Enterprise Linux 9 Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-OS-000433-GPOS-00193

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must enable mitigations against processor-based vulnerabilities.

    &lt;VulnDiscussion&gt;Kernel page-table isolation is a kernel feature that mitigates the Meltdown security vulnerability and hardens the kernel aga...
    Rule Low Severity
    Show

  • SRG-OS-000037-GPOS-00015

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must enable auditing of processes that start prior to the audit daemon.

    &lt;VulnDiscussion&gt;Without the capability to generate audit records, it would be difficult to establish, correlate, and investigate the events r...
    Rule Low Severity
    Show

  • SRG-OS-000132-GPOS-00067

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must restrict access to the kernel message buffer.

    &lt;VulnDiscussion&gt;Preventing unauthorized information transfers mitigates the risk of information, including encrypted representations of infor...
    Rule Medium Severity
    Show

  • SRG-OS-000132-GPOS-00067

    <GroupDescription></GroupDescription>
    Group
    Show

  • RHEL 9 must prevent kernel profiling by nonprivileged users.

    &lt;VulnDiscussion&gt;Preventing unauthorized information transfers mitigates the risk of information, including encrypted representations of infor...
    Rule Medium Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • RHEL 9 must prevent the loading of a new kernel for later execution.

    &lt;VulnDiscussion&gt;Changes to any software components can have significant effects on the overall security of the operating system. This require...
    Rule Medium Severity
    Show

  • SRG-OS-000132-GPOS-00067

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must restrict exposed kernel pointer addresses access.

    &lt;VulnDiscussion&gt;Exposing kernel pointers (through procfs or "seq_printf()") exposes kernel writeable structures, which may contain functions ...
    Rule Medium Severity
    Show

  • SRG-OS-000312-GPOS-00123

    <GroupDescription></GroupDescription>
    Group
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  • RHEL 9 must disable core dump backtraces.

    &lt;VulnDiscussion&gt;A core dump includes a memory image taken at the time the operating system terminates an application. The memory image could ...
    Rule Medium Severity
    Show

  • RHEL 9 must enable kernel parameters to enforce discretionary access control on hardlinks.

    &lt;VulnDiscussion&gt;By enabling the fs.protected_hardlinks kernel parameter, users can no longer create soft or hard links to files they do not o...
    Rule Medium Severity
    Show

  • SRG-OS-000312-GPOS-00123

    <GroupDescription></GroupDescription>
    Group
    Show

  • RHEL 9 must enable kernel parameters to enforce discretionary access control on symlinks.

    &lt;VulnDiscussion&gt;By enabling the fs.protected_symlinks kernel parameter, symbolic links are permitted to be followed only when outside a stick...
    Rule Medium Severity
    Show

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
    Show

  • RHEL 9 must disable the kernel.core_pattern.

    &lt;VulnDiscussion&gt;A core dump includes a memory image taken at the time the operating system terminates an application. The memory image could ...
    Rule Medium Severity
    Show

  • SRG-OS-000095-GPOS-00049

    <GroupDescription></GroupDescription>
    Group
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Node 2

siemur/test-space

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.

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