TI-2026-13737 Aliases CVE-2026-16439 GHSA-pw53-4wcc-wm6v

Eclipse OpenJ9 : Using -Xtrace to trace method arguments can lead to buffer underflow

LOW 28CWE-124Published 2026-07-21 · Updated 2026-07-22

Key facts

Attack vector: Network
Privileges required: Low
User interaction: Active
Attack complexity: High
Attack requirements: Present
Impact type: —
Confidentiality · integrity · availability: None · High · High
Fix status: Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA and Red Hat.

Summary

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

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.0043 37th percentileScored 2026-11-07

Fix Fixed OpenJ9 (Eclipse Foundation): 0.60.0Red Hat: 2 advisories

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Eclipse Foundation	OpenJ9	0.8.0 to before 0.60.0	0.60.0	Patch available	CNA

OpenJ9 VendorEclipse Foundation Affected 0.8.0 to before 0.60.0 Fixed in 0.60.0 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:eclipse:openj9::::::::	0.8.0 to before 0.60.0	Vulnerable	Eclipse Foundation

cpe:2.3:a:eclipse:openj9:*:*:*:*:*:*:*:* Versions 0.8.0 to before 0.60.0 Vulnerable ·Eclipse Foundation

Remediation

Fix · CNA OpenJ9 (Eclipse Foundation) Fixed in 0.60.0

Red Hat 2 advisories

RHSA-2026:52948 Released 2026-08-10 · Red Hat rating Important
java-21-ibm-semeru-certified-jdk security update
- Red Hat Enterprise Linux Supplementary (v. 10) java-21-ibm-semeru-certified-jdk-1:21.0.12.0.8-2.el10_2, java-21-ibm-semeru-certified-jdk-devel-1:21.0.12.0.8-2.el10_2, java-21-ibm-semeru-certified-jdk-headless-1:21.0.12.0.8-2.el10_2 +2
- Red Hat Enterprise Linux Supplementary EUS (v. 10.0) java-21-ibm-semeru-certified-jdk-1:21.0.12.0.8-1.el10_0, java-21-ibm-semeru-certified-jdk-headless-1:21.0.12.0.8-1.el10_0
RHSA-2026:52949 Released 2026-08-10 · Red Hat rating Important
java-1.8.0-ibm security update
- Red Hat Enterprise Linux Supplementary (v. 8) java-1.8.0-ibm-1:1.8.0.8.70-1.el8_10, java-1.8.0-ibm-demo-1:1.8.0.8.70-1.el8_10, java-1.8.0-ibm-devel-1:1.8.0.8.70-1.el8_10 +5

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

Release · 2026-07-21
Eclipse Foundation OpenJ9 0.60.0, 0.8.0
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2026-13739 Eclipse OpenJ9 : Method resolution default method precedence failurePriority LOW 31
Show all 2 records →

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

Product	Status	Plan or fix
Red Hat Enterprise Linux Supplementary (v. 10)	Fixed	RHSA-2026:52948
Red Hat Enterprise Linux Supplementary (v. 8)	Fixed	RHSA-2026:52949
Red Hat Enterprise Linux Supplementary EUS (v. 10.0)	Fixed	RHSA-2026:52948

Timeline

2026-10-02 Threatist record created from CVE-2026-16439
2026-10-03 Alias added: GHSA-pw53-4wcc-wm6v

References

Patch 1

https://github.com/eclipse-openj9/openj9/pull/24394

Other 1

https://gitlab.eclipse.org/security/cve-assignment/-/work_items/192

TI-2026-06062 Out-of-bounds read in Eclipse OpenJ9 CVSS 4.0HIGH 8.7
TI-2021-09396 Missing initialization of resource in Eclipse OpenJ9 CVSS 3.1MEDIUM 6.5
TI-2018-09008 Improper input validation in Eclipse OpenJ9 CVSS 3.0CRITICAL 9.8
TI-2018-09006 Improper input validation in Eclipse OpenJ9 CVSS 3.0CRITICAL 9.8
TI-2021-17899 In Eclipse Openj9 before version 0.29.0, the JVM does not throw IllegalAccessError for… CVSS 3.1CRITICAL 9.8
TI-2019-08829 Out-of-bounds write in Eclipse OpenJ9 CVSS 3.0CRITICAL 9.8

See all 22 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences