Guide to the Secure Configuration of Oracle Linux 8
Rules, Groups, and Values defined within the XCCDF Benchmark
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Add nosuid Option to /srv
The <code>nosuid</code> mount option can be used to prevent execution of setuid programs in <code>/srv</code>. The SUID and SGID permissions should not be required in this directory. Add the <code>...Rule Medium Severity -
Add nodev Option to /tmp
The <code>nodev</code> mount option can be used to prevent device files from being created in <code>/tmp</code>. Legitimate character and block devices should not exist within temporary directories...Rule Medium Severity -
Add noexec Option to /tmp
The <code>noexec</code> mount option can be used to prevent binaries from being executed out of <code>/tmp</code>. Add the <code>noexec</code> option to the fourth column of <code>/etc/fstab</code>...Rule Medium Severity -
Add nosuid Option to /tmp
The <code>nosuid</code> mount option can be used to prevent execution of setuid programs in <code>/tmp</code>. The SUID and SGID permissions should not be required in these world-writable directori...Rule Medium Severity -
Add nodev Option to /var/log/audit
The <code>nodev</code> mount option can be used to prevent device files from being created in <code>/var/log/audit</code>. Legitimate character and block devices should exist only in the <code>/dev...Rule Medium Severity -
Add noexec Option to /var/log/audit
The <code>noexec</code> mount option can be used to prevent binaries from being executed out of <code>/var/log/audit</code>. Add the <code>noexec</code> option to the fourth column of <code>/etc/fs...Rule Medium Severity -
deny_execmem SELinux Boolean
default - Default SELinux boolean setting.
on - SELinux boolean is enabled.
off - SELinux boolean is disabled.Value -
Add nosuid Option to /var/log/audit
The <code>nosuid</code> mount option can be used to prevent execution of setuid programs in <code>/var/log/audit</code>. The SUID and SGID permissions should not be required in directories containi...Rule Medium Severity -
Add nodev Option to /var/log
The <code>nodev</code> mount option can be used to prevent device files from being created in <code>/var/log</code>. Legitimate character and block devices should exist only in the <code>/dev</code...Rule Medium Severity -
Add noexec Option to /var/log
The <code>noexec</code> mount option can be used to prevent binaries from being executed out of <code>/var/log</code>. Add the <code>noexec</code> option to the fourth column of <code>/etc/fstab</c...Rule Medium Severity -
Add nosuid Option to /var/log
The <code>nosuid</code> mount option can be used to prevent execution of setuid programs in <code>/var/log</code>. The SUID and SGID permissions should not be required in directories containing log...Rule Medium Severity -
Add nodev Option to /var
The <code>nodev</code> mount option can be used to prevent device files from being created in <code>/var</code>. Legitimate character and block devices should exist only in the <code>/dev</code> di...Rule Medium Severity -
Add noexec Option to /var
The <code>noexec</code> mount option can be used to prevent binaries from being executed out of <code>/var</code>. Add the <code>noexec</code> option to the fourth column of <code>/etc/fstab</code>...Rule Medium Severity -
Bind Mount /var/tmp To /tmp
The <code>/var/tmp</code> directory is a world-writable directory. Bind-mount it to <code>/tmp</code> in order to consolidate temporary storage into one location protected by the same techniques as...Rule Unknown Severity -
Add nodev Option to /var/tmp
The <code>nodev</code> mount option can be used to prevent device files from being created in <code>/var/tmp</code>. Legitimate character and block devices should not exist within temporary directo...Rule Medium Severity -
Add noexec Option to /var/tmp
The <code>noexec</code> mount option can be used to prevent binaries from being executed out of <code>/var/tmp</code>. Add the <code>noexec</code> option to the fourth column of <code>/etc/fstab</c...Rule Medium Severity -
Add nosuid Option to /var/tmp
The <code>nosuid</code> mount option can be used to prevent execution of setuid programs in <code>/var/tmp</code>. The SUID and SGID permissions should not be required in these world-writable direc...Rule Medium Severity -
Install libselinux Package
Thelibselinux
package can be installed with the following command:$ sudo yum install libselinux
Rule High Severity -
Disable the uvcvideo module
If the device contains a camera it should be covered or disabled when not in use.Rule Medium Severity -
Restrict Access to Kernel Message Buffer
To set the runtime status of the <code>kernel.dmesg_restrict</code> kernel parameter, run the following command: <pre>$ sudo sysctl -w kernel.dmesg_restrict=1</pre> To make sure that the setting is...Rule Low 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.