CVE-2026-16439
java: In Eclipse OpenJ9 versions up to 0.60, using -Xtrace to trace method arguments can lead to buffer underflow.
CVE-2026-16439 is fixed in 10 products on 1 platform, first by RHSA-2026:52948, released July 23, 2026. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
6.4
moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0043
37th percentile
In Eclipse OpenJ9 versions up to 0.60, using -Xtrace to trace method arguments can lead to buffer underflow.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| java · RHEL 10 | 21-ibm-semeru-certified-jdk-1:21.0.12.0.8-1.el10_0 | RHSA-2026:52948 | Jul 23, 2026 |
| java-1.8.0-ibm · RHEL 8 | 1:1.8.0.8.70-1.el8_10 | RHSA-2026:52949 | Aug 11, 2026 |
| java-1.8.0-ibm-demo · RHEL 8 | 1:1.8.0.8.70-1.el8_10 | RHSA-2026:52949 | Aug 11, 2026 |
| java-1.8.0-ibm-devel · RHEL 8 | 1:1.8.0.8.70-1.el8_10 | RHSA-2026:52949 | Aug 11, 2026 |
| java-1.8.0-ibm-headless · RHEL 8 | 1:1.8.0.8.70-1.el8_10 | RHSA-2026:52949 | Aug 11, 2026 |
| java-1.8.0-ibm-jdbc · RHEL 8 | 1:1.8.0.8.70-1.el8_10 | RHSA-2026:52949 | Aug 11, 2026 |
| java-1.8.0-ibm-plugin · RHEL 8 | 1:1.8.0.8.70-1.el8_10 | RHSA-2026:52949 | Aug 11, 2026 |
| java-1.8.0-ibm-src · RHEL 8 | 1:1.8.0.8.70-1.el8_10 | RHSA-2026:52949 | Aug 11, 2026 |
| java-1.8.0-ibm-webstart · RHEL 8 | 1:1.8.0.8.70-1.el8_10 | RHSA-2026:52949 | Aug 11, 2026 |
| java-1_8_0-ibm · sles 15.6 | 1.8.0_sr8.70-150000.3.119.1 | SUSE-SU-2026:3615-1 | Aug 13, 2026 |
| java-1_8_0-ibm · sles 15.7 | 1.8.0_sr8.70-150000.3.119.1 | SUSE-SU-2026:3615-1 | Aug 13, 2026 |
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