#mysql50# legacy alias / stale table cache identity mismatch

> **Note:** a working (but heavily vibecoded mess of a) info leak, privilege escalation, and or remote code execution chain for this issue is available. > I recommend not posting anything publicly accessible about this in JIRA until resolved.

SELECT VERSION();
-- 13.1.0-MariaDB

DROP TABLE IF EXISTS t, `#mysql50#t`;
CREATE TABLE t(id INT, c1 BINARY(32)) ENGINE=MEMORY;
INSERT INTO t VALUES(1, REPEAT(0x41,32));

-- open / cache the wide table definition
SELECT 'table-read' AS type, id, LENGTH(c1), HEX(c1) FROM t;
-- …