CVE-2026-84198

Received Received - Intake

Buffer Overflow in IBM Guardium Data Protection

Publication date: 2026-10-08

Last updated on: 2026-10-08

Assigner: IBM Corporation

Description

IBM Guardium Data Protection 12.0, 12.1, and 12.2 could allow a remote attacker to execute arbitrary code due to a buffer overflow.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-10-08

Last Modified

2026-10-08

Generated

2026-10-09

AI Q&A

2026-10-09

EPSS Evaluated

N/A

NVD

CVE-2026-84198

Affected Vendors & Products

Vendor	Product	Version / Range
IBM	Guardium	Data Protection 12.0
IBM	Guardium	Data Protection 12.1
IBM	Guardium	Data Protection 12.2

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-120	The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

Attack-Flow Graph

Executive Summary

This vulnerability is a buffer overflow in IBM Guardium Data Protection versions 12.0, 12.1, and 12.2. A remote attacker could exploit this to execute arbitrary code on the affected system.

Impact Analysis

An attacker could gain control of the system, steal sensitive data, or disrupt operations. The high CVSS score indicates significant risk of confidentiality, integrity, and availability compromise.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating GDPR and HIPAA requirements for data protection and confidentiality.

Mitigation Strategies

Apply the latest IBM Guardium Data Protection patches or updates immediately to address the buffer overflow vulnerability. Isolate affected systems from untrusted networks until patched. Monitor IBM security advisories for additional mitigation guidance.

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