CVE-2026-16176
Received Received - Intake

Denial of Service in IBM DataPower Gateway

Publication date: 2026-10-08

Last updated on: 2026-10-08

Assigner: IBM Corporation

Description
IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 could allow a remote attacker to cause a denial of service due to improper validation of the length field during memory reallocation.

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Meta Information

Published
2026-10-08
Last Modified
2026-10-08
Generated
2026-10-08
AI Q&A
2026-10-08
EPSS Evaluated
N/A
NVD
CVE-2026-16176
EUVD
EUVD-2026-94891

Affected Vendors & Products

Showing 4 associated CPEs
Vendor Product Version / Range
IBM DataPower Gateway 10.6CD 10.6.1
IBM DataPower Gateway 10.6.0 10.6.0.0
IBM DataPower Gateway 11.0.0 11.0.0.0
IBM DataPower Gateway 10.5.0 10.5.0.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-770 The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

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Executive Summary

This vulnerability in IBM DataPower Gateway versions 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 allows a remote attacker to cause a denial of service by exploiting improper validation of the length field during memory reallocation.

Detection Guidance

This vulnerability can be detected by checking the version of IBM DataPower Gateway running on your system. If the version is 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, or 11.0.0.0 through 11.0.0.2, it is vulnerable. Use commands like 'show version' or 'system version' in the DataPower CLI to check the version.

Impact Analysis

The vulnerability could lead to system crashes or service disruptions due to denial of service, potentially causing downtime for applications relying on IBM DataPower Gateway for processing or security functions.

Compliance Impact

This vulnerability could lead to a denial of service, which may disrupt services handling sensitive data. GDPR requires data protection and availability, while HIPAA mandates system reliability for protected health information. Downtime could risk compliance with these regulations.

Mitigation Strategies

Apply the latest IBM DataPower Gateway patches or updates to versions beyond the affected ranges (10.5.0.22, 10.6.6, 10.6.0.10, 11.0.0.2). Monitor IBM security advisories for updates and restrict network access to DataPower Gateway interfaces to trusted sources only.

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