IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.5 and 11.5 is vulnerable to denial of service with a specially crafted ALTER TABLE statement. IBM X-Force ID: 261616.

IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 is vulnerable to a denial of service when attempting to use ACR client affinity for unfenced DRDA federation wrappers. IBM X-Force ID: 249187.

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to a denial of service as the server may crash when using a specially crafted subquery. IBM X-Force ID: 249196.

IBM DB2 for Linux, UNIX and Windows (includes Db2 Connect Server) is vulnerable to denial of service with a specially crafted query containing common table expressions.

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to denial of service with a specially crafted XML query statement. IBM X-Force ID: 262258.

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to denial of service with a specially crafted query on certain databases. IBM X-Force ID: 253440.

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.1 and 11.5 is vulnerable to denial of service with a specially crafted query. IBM X-Force ID: 254037.

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to remote code execution as a database administrator of one database may execute code or read/write files from another database within the same instance. IBM X-Force ID: 252011.