Security Bulletin: IBM® Db2® is vulnerable to a denial of service under specific conditions (CVE-2024-52903)

Summary IBM® Db2® is vulnerable to a denial of service under specific conditions with a specially crafted query. Vulnerability Details CVEID:CVE-2024-52903 DESCRIPTION: IBM Db2 for Linux, UNIX and Windows includes Db2 Connect Server is vulnerable to a denial of service as the server may crash und...

Security Bulletin: IBM® Db2® is vulnerable to a denial of service under certain conditions. (CVE-2025-1493)

Summary IBM® Db2® is vulnerable to a denial of service due to concurrent execution of shared resources. Vulnerability Details CVEID:CVE-2025-1493 DESCRIPTION: IBM Db2 for Linux, UNIX and Windows includes Db2 Connect Server could allow an authenticated user to cause a denial of service due to...

Security Bulletin: IBM® Db2® is vulnerable to a denial of service when connecting to a z/OS database. (CVE-2025-1000)

Summary IBM® Db2® is vulnerable to a denial of service when connecting to a z/OS database due to improper handling of automatic client rerouting. Vulnerability Details CVEID:CVE-2025-1000 DESCRIPTION: IBM Db2 for Linux, UNIX and Windows includes Db2 Connect Server could allow an authenticated use...

Security Bulletin: IBM® Db2® is vulnerable to a denial of service due to insufficient release of allocated memory after usage. (CVE-2025-1992)

Summary IBM® Db2® is vulnerable to a denial of service due to insufficient release of allocated memory after usage under federation configuration. Vulnerability Details CVEID:CVE-2025-1992 DESCRIPTION: IBM Db2 for Linux, UNIX and Windows includes DB2 Connect Server could allow an authenticated us...

Security Bulletin: IBM® Db2® federated server is vulnerable to a denial of service due to insufficient release of allocated memory resources. (CVE-2025-0915)

Summary IBM® Db2® is vulnerable to a denial of service due to insufficient release of allocated memory resources. Vulnerability Details CVEID:CVE-2025-0915 DESCRIPTION: IBM Db2 for Linux, UNIX and Windows includes Db2 Connect Server under specific configurations could allow an authenticated user ...

Security Bulletin: IBM® Db2® is vulnerable to denial of service as the server may crash under certain conditions with a specially crafted query on columnar tables (CVE-2024-49350)

Summary IBM Db2 for Linux, UNIX and Windows includes Db2 Connect Server is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query on columnar tables. Vulnerability Details CVEID:CVE-2024-49350 DESCRIPTION: IBM Db2 for Linux, UNIX and...

Security Bulletin: IBM® Db2® is vulnerable to a denial of service as the server may crash under certain conditions (CVE-2025-2518).

Summary IBM Db2 for Linux, UNIX and Windows includes Db2 Connect Server is vulnerable to a denial of service as the server may crash under certain conditions with a specially crafted query. Vulnerability Details CVEID:CVE-2025-2518 DESCRIPTION: IBM Db2 for Linux, UNIX and Windows includes Db2...

Security Bulletin: IBM® Db2® is affected by a vulnerability in the hadoop-common library (CVE-2024-23454).

Summary IBM® Db2® is vulnerable to an issue in Apache Hadoop which could allow a local authenticated attacker to access sensitive information. Vulnerability Details CVEID:CVE-2024-23454 DESCRIPTION: Apache Hadoop could allow a local authenticated attacker to obtain sensitive information, caused b...

Security Bulletin: IBM® Db2® federated server is vulnerable to unbounded recursions due to a vulnerability in protobuf-java (CVE-2024-7254).

Summary Any project that parses untrusted Protocol Buffers data containing an arbitrary number of nested groups / series of SGROUP tags can corrupted by exceeding the stack limit i.e. StackOverflow. Parsing nested groups as unknown fields with DiscardUnknownFieldsParser or Java Protobuf Lite...

Security Bulletin: IBM® Db2® is affected by a vulnerability in protobuf-java (CVE-2022-3510, CVE-2022-3509, CVE-2022-3171).

Summary protobuf-java core and lite are vulnerable to a denial of service, caused by a flaw in the parsing procedure for binary and text format data. By sending non-repeated embedded messages with repeated or unknown fields, a remote authenticated attacker could exploit this vulnerability to caus...

Security Bulletin: IBM® Db2® federated server is affected by a vulnerability in Apache Parquet (CVE-2025-30065).

Summary Schema parsing in the parquet-avro module of Apache Parquet 1.15.0 and previous versions allows bad actors to execute arbitrary code. Users are recommended to upgrade to version 1.15.1, which fixes the issue. Note: A Db2 server is not vulnerable to CVE-2025-30065 if the database manager...

Security Bulletin: IBM® Db2® is vulnerable to a denial of service under certain conditions (CVE-2025-3050).

Summary IBM Db2 for Linux, UNIX and Windows includes DB2 Connect Server could allow an authenticated user to cause a denial of service when using Q replication due to the improper allocation of CPU resources. Vulnerability Details CVEID:CVE-2025-3050 DESCRIPTION: IBM Db2 for Linux, UNIX and Windo...

CVE-2025-36117

CVE-2025-36117 affects IBM Db2 Mirror for i 7.4–7.6. The vulnerability arises because the system does not discard the session id after use, enabling an authenticated user to impersonate another user on the system. Impact is described as session fixation with potential for credential/identity misu...

CVE-2025-36117 IBM Db2 Mirror for i session fixation

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 does not disallow the session id after use which could allow an authenticated user to impersonate another user on the system...

CVE-2025-36117 IBM Db2 Mirror for i session fixation

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 does not disallow the session id after use which could allow an authenticated user to impersonate another user on the system...

CVE-2025-36116 IBM Db2 Mirror for i cross-site websocket hijacking

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 GUI is affected by cross-site WebSocket hijacking vulnerability. By sending a specially crafted request, an unauthenticated malicious actor could exploit this vulnerability to sniff an existing WebSocket connection to then remotely perform operations that th...

CVE-2025-36116 IBM Db2 Mirror for i cross-site websocket hijacking

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 GUI is affected by cross-site WebSocket hijacking vulnerability. By sending a specially crafted request, an unauthenticated malicious actor could exploit this vulnerability to sniff an existing WebSocket connection to then remotely perform operations that th...

CVE-2025-36116

Summary: CVE-2025-36116 affects IBM Db2 Mirror for i GUI versions 7.4, 7.5, and 7.6. The vulnerability is a cross-site WebSocket hijacking flaw that could allow an unauthenticated attacker to sniff an existing WebSocket connection and remotely perform operations the user is not allowed to perform...

Security Bulletin: IBM OpenPages is affected by multiple security vulnerabilities of DB2 Database Server (May 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...

Security Bulletin: IBM Db2 Mirror for i GUI is affected by cross-site WebSocket hijacking and session fixation vulnerabilities [CVE-2025-36116, CVE-2025-36117].

Summary IBM Db2 Mirror for i GUI is affected by cross-site WebSocket hijacking and session fixation vulnerabilities as described in the vulnerability details section. This bulletin identifies the steps to take to address the vulnerabilities as described in the remediation/fixes section...