DRAFT - DISA STIG for Red Hat Virtualization Host (RHVH)
Rules and Groups employed by this XCCDF Profile
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Enable ExecShield
ExecShield describes kernel features that provide protection against exploitation of memory corruption errors such as buffer overflows. These featu...Group -
Enable ExecShield via sysctl
By default on Red Hat Virtualization 4 64-bit systems, ExecShield is enabled and can only be disabled if the hardware does not support ExecShield o...Rule Medium Severity -
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.r...Rule Medium Severity -
Enable Execute Disable (XD) or No Execute (NX) Support on x86 Systems
Recent processors in the x86 family support the ability to prevent code execution on a per memory page basis. Generically and on AMD processors, th...Group -
Install PAE Kernel on Supported 32-bit x86 Systems
Systems that are using the 64-bit x86 kernel package do not need to install the kernel-PAE package because the 64-bit x86 kernel already includes t...Rule Unknown Severity -
SELinux
SELinux is a feature of the Linux kernel which can be used to guard against misconfigured or compromised programs. SELinux enforces the idea that p...Group -
Ensure SELinux Not Disabled in /etc/default/grub
SELinux can be disabled at boot time by an argument in <code>/etc/default/grub</code>. Remove any instances of <code>selinux=0</code> from the kern...Rule Medium Severity -
Ensure No Device Files are Unlabeled by SELinux
Device files, which are used for communication with important system resources, should be labeled with proper SELinux types. If any device files ca...Rule Medium Severity -
Ensure No Daemons are Unconfined by SELinux
Daemons for which the SELinux policy does not contain rules will inherit the context of the parent process. Because daemons are launched during sta...Rule Medium Severity -
Configure SELinux Policy
The SELinux <code>targeted</code> policy is appropriate for general-purpose desktops and servers, as well as systems in many other roles. To config...Rule Medium Severity -
Ensure SELinux State is Enforcing
The SELinux state should be set to <code><xccdf-1.2:sub idref="xccdf_org.ssgproject.content_value_var_selinux_state" use="legacy"></xccdf-1.2:sub><...Rule High Severity -
Map System Users To The Appropriate SELinux Role
Configure the operating system to prevent non-privileged users from executing privileged functions to include disabling, circumventing, or altering...Rule Medium Severity -
SELinux - Booleans
Enable or Disable runtime customization of SELinux system policies without having to reload or recompile the SELinux policy.Group -
Disable the abrt_anon_write SELinux Boolean
By default, the SELinux boolean <code>abrt_anon_write</code> is disabled. If this setting is enabled, it should be disabled. To disable the <code>...Rule Medium Severity -
Disable the abrt_handle_event SELinux Boolean
By default, the SELinux boolean <code>abrt_handle_event</code> is disabled. If this setting is enabled, it should be disabled. To disable the <cod...Rule Medium Severity -
Disable the abrt_upload_watch_anon_write SELinux Boolean
By default, the SELinux boolean <code>abrt_upload_watch_anon_write</code> is enabled. This setting should be disabled as it allows the Automatic Bu...Rule Medium Severity -
Enable the auditadm_exec_content SELinux Boolean
By default, the SELinux boolean <code>auditadm_exec_content</code> is enabled. If this setting is disabled, it should be enabled. To enable the <c...Rule Medium Severity -
Disable the cron_can_relabel SELinux Boolean
By default, the SELinux boolean <code>cron_can_relabel</code> is disabled. If this setting is enabled, it should be disabled. To disable the <code...Rule Medium Severity -
Disable the cron_system_cronjob_use_shares SELinux Boolean
By default, the SELinux boolean <code>cron_system_cronjob_use_shares</code> is disabled. If this setting is enabled, it should be disabled. To dis...Rule Medium Severity -
Enable the cron_userdomain_transition SELinux Boolean
By default, the SELinux boolean <code>cron_userdomain_transition</code> is enabled. This setting should be enabled as end user cron jobs run in the...Rule Medium Severity
Node 2
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