[github.com/free5gc/free5gc] Free5gc vulnerable to uncontrolled resource consumption

In Free5gc v3.0.5, the AMF breaks due to malformed NAS messages.

References

• https://nvd.nist.gov/vuln/detail/CVE-2022-38871
• https://github.com/free5gc/free5gc/issues/198
• https://github.com/advisories/GHSA-m74x-fxjh-3qh9