Red Hat's Response to 3 Vulnerabilities, CVE-2021-44141 CVE-2021-44142 CVE-2022-0336

Hello experts,

samba.org says, any vesion of samba package prior to 4.15.5 is vulnerable to these 3 vulnerabilityes (CVE-2021-44141 CVE-2021-44142 CVE-2022-0336).
But Red Hat released guidelines showing that most of RHEL version are not affected.
Why Red Hat says samba package in RHEL is not affected? Anyone knows?

1. CVE-2021-44141 All versions, 6,7,8 of Not Affected https://access.redhat.com/security/cve/cve-CVE-2021-44141
2. CVE-2021-44142 RHEL 6 Not Affected https://access.redhat.com/security/cve/cve-2021-44142
3. CVE-2022-0336 All versions, 6,7,8 of Not Affected https://access.redhat.com/security/cve/cve-2022-0336