MariaDB: Low-privilege RCE in MariaDB: SYS_REFCURSOR cursor-array use-after-free chained with an ST_Area heap over-read

A critical remote code execution vulnerability was discovered in MariaDB Server 13.0.2. The vulnerability chained two memory-safety bugs to allow an authenticated low-privilege user to execute arbitrary operating system commands as the database process user without requiring FILE, SUPER, or...