CVE-2026-16660

Received Received - Intake

Denial of Service in IBM Db2 Mirror for i

Publication date: 2026-09-04

Last updated on: 2026-09-04

Assigner: IBM Corporation

Description

IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a remote attacker to cause a denial of service due to an out-of-bounds read.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-04

Last Modified

2026-09-04

Generated

2026-09-05

AI Q&A

2026-09-05

EPSS Evaluated

N/A

NVD

CVE-2026-16660

EUVD

EUVD-2026-71488

Affected Vendors & Products

Vendor	Product	Version / Range
ibm	db2_mirror_for_i	From 7.4 (inc) to 7.6 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-125	The product reads data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

IBM Db2 Mirror for i versions 7.4, 7.5, and 7.6 contain an out-of-bounds read vulnerability. This flaw allows a remote attacker to cause a denial of service by sending specially crafted data to the affected system.

Impact Analysis

This vulnerability could allow an attacker to disrupt the availability of IBM Db2 Mirror for i services, leading to system downtime or degraded performance. It does not directly expose data but may impact business operations relying on the database.

Mitigation Strategies

Apply the latest IBM Db2 Mirror for i patches or updates provided by IBM to address the out-of-bounds read vulnerability. Monitor IBM's security advisories for fixes and ensure network segmentation to limit exposure.

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