Vulnerability Discussion
"rng-tools" provides hardware random number generator tools, such as those used in the formation of x509/PKI certificates.
Check
Verify that RHEL 9 has the rng-tools package installed with the following command:
$ sudo dnf list --installed rng-tools
Example output:
rng-tools.x86_64 6.14-2.git.b2b7934e.el9
If the "rng-tools" package is not installed, this is a finding.
Fix
The rng-tools package can be installed with the following command:
$ sudo dnf install rng-tools