IBM Db2 for Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 could allow a local user to escalate their privileges to the SYSTEM user using the MSI repair functionality. IBM X-Force ID: 270402.

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.1, and 11.5 is vulnerable to a denial of service through a specially crafted federated query on specific federation objects. IBM X-Force ID: 252048.

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 could allow a user with DATAACCESS privileges to execute routines that they should not have access to. IBM X-Force ID: 260214.

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) 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 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) 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) 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.