FreeBSD: VID-62da9702-b4cc-11eb-b9c9-6cc21735f730: PostgreSQL server -- two security issues

The PostgreSQL project reports: Memory disclosure in INSERT ... ON CONFLICT ... DO UPDATE Using an INSERT ... ON CONFLICT ... DO UPDATE command on a purpose-crafted table, an attacker can read arbitrary bytes of server memory. In the default configuration, any authenticated database user can create prerequisite objects and complete this attack at will. A user lacking the CREATE and TEMPORARY privileges on all databases and the CREATE privilege on all schemas cannot use this attack at will.. Buffer overrun from integer overflow in array subscripting calculations While modifying certain SQL array values, missing bounds checks let authenticated database users write arbitrary bytes to a wide area of server memory.