IBM DB2 for Linux, UNIX and Windows 9.2, 10.1, 10.5, and 11.1 (includes DB2 Connect Server) is vulnerable to a stack-based buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code. IBM X-Force ID: 125159.
https://www.exploit-db.com/exploits/42260/
https://exchange.xforce.ibmcloud.com/vulnerabilities/125159
http://www.securitytracker.com/id/1038772