CVE-2026-16439 - Vulnerability Details - OpenCVE

In Eclipse OpenJ9 versions up to 0.60, using -Xtrace to trace method arguments can lead to buffer underflow.

Attack Vector Network

Attack Complexity High

Privileges Required Low

Attack Requirements Present

User Interaction Active

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact Low

Subsequent System Availability Impact Low

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Eclipse	Openj9

No data.

No data.

References

Link	Providers
https://github.com/eclipse-openj9/openj9/pull/24394
https://gitlab.eclipse.org/security/cve-assignment/-/work_items/192

History

Thu, 23 Jul 2026 05:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Eclipse Eclipse openj9
Vendors & Products		Eclipse Eclipse openj9

Wed, 22 Jul 2026 19:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 21 Jul 2026 17:45:00 +0000

Type	Values Removed	Values Added
Description		In Eclipse OpenJ9 versions up to 0.60, using -Xtrace to trace method arguments can lead to buffer underflow.
Title		Eclipse OpenJ9 : Using -Xtrace to trace method arguments can lead to buffer underflow
Weaknesses		CWE-124
References		https://github.com/eclipse-openj9/openj9/pull/24394 https://gitlab.eclipse.org/security/cve-assignment/-/work_items/192
Metrics		cvssV4_0 `{'score': 5.8, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:A/VC:N/VI:H/VA:H/SC:N/SI:L/SA:L'}`

MITRE

Status: PUBLISHED

Assigner: eclipse

Published: 2026-07-21T17:28:44.409Z

Updated: 2026-07-22T18:27:00.671Z

Reserved: 2026-07-21T06:37:15.485Z

Link: CVE-2026-16439

Vulnrichment

Updated: 2026-07-22T18:15:16.285Z

NVD

No data.

Redhat

No data.

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