IBM Db2 Denial-of-Service Vulnerability (CNVD-2026-29422)

IBM Db2 is a relational database management system that primarily provides functions for data storage, querying, and management. IBM Db2 has a denial-of-service vulnerability, which stems from improper of special elements in the data query logic. Attackers can exploit this vulnerability to cause...

CVE-2025-36122

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 using a specially crafted SQL query due to improper allocation of system resources...

CVE-2025-14688

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...

CVE-2026-1577

IBM Db2 is affected by CVE-2026-1577: an authenticated user could trigger a denial of service due to improper neutralization of special elements in data query logic. Affected are IBM Db2 for Linux, UNIX and Windows (including Db2 Connect Server) versions 11.5.0–11.5.9 and 12.1.0–12.1.4 (Server ed...

CVE-2026-1577 IBM® Db2® is vulnerable to a denial of service with a specially crafted query involving multiple subqueries

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 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...

CVE-2025-36122

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 using a specially crafted SQL query due to improper allocation of system resources...

CVE-2025-36122 IBM® Db2® is vulnerable to a denial of service with a specially crafted query when stmtheap is set to automatic

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 using a specially crafted SQL query due to improper allocation of system resources...

CVE-2025-14688 IBM® Db2® is vulnerable to a denial of service when fetching from certain tables under specific configurations

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...

CVE-2025-14688 IBM® Db2® is vulnerable to a denial of service when fetching from certain tables under specific configurations

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...

CVE-2026-1577: Improper Validation of Specified Quantity in Input

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 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...

IBM Db2 安全漏洞

IBM Db2 is a relational database management system developed by IBM. Versions 11.5.0 to 11.5.9 and 12.1.0 to 12.1.3 of IBM Db2 contain security vulnerabilities. These vulnerabilities stem from improper handling of special elements in the data query logic, which may cause denial-of-service attacks...

PT-2026-36204

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 can cause a denial of service in IBM Db2 including Db2 Connect Server for Linux, UNIX, and Windows. This occurs due to improper...

CVE-2025-14688: Improper Validation of Specified Quantity in Input

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...

CVE-2025-36122: Allocation of Resources Without Limits or Throttling

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 using a specially crafted SQL query due to improper allocation of system resources...

IBM DB2 Federated Server DoS (7269435) (Windows)

According to its self-reported version number, IBM Db2 is affected by a denial of service vulnerability: - IBM Db2 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 the data...

IBM DB2 Multiple DoS (7269433, 7269434, 7269424, 7267642) (Windows)

According to its self-reported version number, IBM Db2 is affected by multiple denial of service vulnerabilities: - IBM Db2 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...

CVE-2026-1352

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 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...

IBM Db2 安全漏洞

IBM Db2 is a relational database management system developed by IBM Corporation. Versions 11.5.0 to 11.5.9 and 12.1.0 to 12.1.4 of IBM Db2 contain security vulnerabilities. These vulnerabilities stem from improper handling of special elements in the data query logic, which may cause...

CVE-2026-1352: Improper Validation of Specified Quantity in Input

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 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...

CVE-2026-1352 IBM® Db2® is vulnerable to a trap or return SQLCODE -901 when compiling a specially crafted query with a defined index

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 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...