libpq: reject extraneous data after SSL or GSS encryption handshake. https://github.com/postgres/postgres/commit/160c0258802d10b0600d7671b1bbea55d8e17d45 CREATE(Triage):(User=admin) CVE-2021-23222 (https://nvd.nist.gov/vuln/detail/CVE-2021-23222)