A use-after-free flaw was found in PHP"s OPcache extension. This flaw could possibly lead to a disclosure of portion of server memory. A NULL pointer dereference flaw was found in PHP"s pgsql extension. A specially crafted table name passed to function as pg_insert or pg_select could cause a PHP application to crash. A buffer overflow flaw was found in the way PHP"s Phar extension parsed Phar archives. A specially crafted archive could cause PHP to crash or, possibly, execute arbitrary code when opened