CVE-2026-6053

IBM Db2 is affected by CVE-2026-6053: denial of service when a specially crafted query runs against range-partitioned tables. Affected: Db2 Server 11.5.0–11.5.9 and 12.1.0–12.1.4. CVSS v3.1 base score 5.5 (LOCAL attack, low complexity, high impact on availability). Root cause: CWE-770 (unbounded ...

CVE-2026-6051

CVE-2026-6051 affects IBM Db2 11.5.0–11.5.9 and 12.1.0–12.1.4. The vulnerability is a denial of service caused by executing a specially crafted query that consumes the statement heap. Impact is a high availability concern for affected Db2 client and server installations. IBM’s bulletin confirms a...

PT-2026-43977

Name of the Vulnerable Software and Affected Versions IBM Db2 versions 11.5.0 through 11.5.9 IBM Db2 versions 12.1.0 through 12.1.4 Description A denial of service can occur when executing a specially crafted query with a small statement heap. A statement heap is a memory area used by the databas...

Security Bulletin: IBM® Db2® is vulnerable to a denial of service when executing a specially crafted query with a small statement heap (CVE-2026-6051)

Summary IBM® Db2® is vulnerable to a denial of service when executing a specially crafted query with a small statement heap. Vulnerability Details CVEID:CVE-2026-6051 DESCRIPTION: IBM Db2 is vulnerable to a denial of service when executing a specially crafted query with a small statement heap...

EUVD-2025-209600

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.3 for Linux, UNIX and Windows includes Db2 Connect Server could allow an authenticated user to cause a denial of service due to improper neutralization of special elements in data query logic when certain configurations exist...

XML External Entity Injection Vulnerability in IBM Db2

IBM Db2 is the United States International Business Machines IBM company developed a set of relational database management system, it is the main operating environment for UNIX including IBM's own AIX, Linux, IBM i formerly known as OS/400, z/OS, and Windows server versions. An XML external entit...

CVE-2025-36247 IBM Db2 XML External Entity Reference

IBM Db2 for Linux, UNIX and Windows includes Db2 Connect Server 11.5.0 through 11.5.9 and 12.1.0 through 12.1.3 is vulnerable to an XML external entity injection XXE attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memo...

IBM Db2 代码问题漏洞

IBM Db2 is the United States International Business Machines IBM company developed a set of relational database management system, it is the main operating environment for UNIX including IBM's own AIX, Linux, IBM i formerly known as OS/400, z/OS, and Windows server versions. An XML external entit...

IBM Db2 安全漏洞

IBM Db2 is a relational database management system developed by IBM. The system can run on various operating systems such as UNIX, Linux, IBMi, z/OS, and Windows servers. Versions of IBM Db2 prior to 11.5.9 and 12.1.3 contain security vulnerabilities. These vulnerabilities stem from specific HADR...

PT-2026-20227

Name of the Vulnerable Software and Affected Versions IBM Db2 versions 11.5.0 through 11.5.9 IBM Db2 versions 12.1.0 through 12.1.3 Description An authenticated user may be able to cause a denial of service due to improper neutralization of special elements in data query logic. Recommendations...

EUVD-2025-206565

IBM Db2 for Linux, UNIX and Windows includes Db2 Connect Server 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 could allow a local user to cause a denial of service due to improper neutralization of special elements in data query logic...

CVE-2025-36353

IBM Db2 for Linux, UNIX and Windows includes Db2 Connect Server 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 could allow a local user to cause a denial of service due to improper neutralization of special elements in data query logic...

CVE-2025-2668 IBM Db2 Denial of Service

IBM Db2 for Linux, UNIX and Windows includes Db2 Connect Server 11.5.0 - 11.5.9 is vulnerable to a denial of service as the server may crash when an authenticated user creates a specially crafted query...

CVE-2025-36365 IBM Db2 Privilege Escalation

IBM Db2 for Linux, UNIX and Windows includes Db2 Connect Server 11.5.0 - 11.5.9 and 12.1.0 - 12.1.3 under specific configuration of cataloged remote storage aliases could allow an authenticated user to execute unauthorized commands due to an authorization bypass vulnerability using a...

IBM Db2 security vulnerabilities

IBM Db2 is a relational database management system developed by IBM. The system can run on various operating systems such as UNIX, Linux, IBMi, z/OS, and Windows servers. Versions 11.5.0 to 11.5.9 of IBM Db2 contain security vulnerabilities. These vulnerabilities allow instance owners to execute...

Security Bulletin: IBM OpenPages is affected by multiple security vulnerabilities of DB2 Database Server (Nov 2025)

Summary IBM® Db2® Database Server is shipped as a supporting program of IBM OpenPages. Information about security vulnerabilities affecting IBM Db2 Database Server has been published in multiple security bulletins. Vulnerability Details Refer to the security bulletins listed in the...

EUVD-2025-38311

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.3 for Linux, UNIX and Windows includes DB2 Connect Server could allow a local user to cause a denial of service due to the database monitor script incorrectly detecting that the instance is still starting under specific conditions...

IBM Db2 安全漏洞

IBM Db2 is a relational database management system from International Business Machines IBM. The system's execution environments are mainly UNIX, Linux, IBMi, z/OS, and Windows server versions. A denial of service vulnerability exists in IBM Db2, which can be exploited by an attacker to cause a...