CVE-2026-16164
Received Received - Intake

Buffer Overflow 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 a buffer overflow.

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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-2026-16164
EUVD
EUVD-2026-94965

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-787 The product writes data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

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Executive Summary

This vulnerability is a buffer overflow issue 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. A remote attacker could exploit this to cause a denial of service by sending specially crafted input that exceeds buffer limits.

Impact Analysis

If you use any of the affected IBM DataPower Gateway versions, an attacker could exploit this vulnerability to disrupt services, leading to downtime or unavailability of critical network functions. This could affect business operations relying on DataPower Gateway for processing.

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 vulnerable systems until patched.

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