CVE-2026-6918
CVE-2026-6918
This page contains facts from public vulnerability sources. Check the original advisory before updating.
In Eclipse Open9J versions 0.21 to 0.58, a pre-authentication remote attacker can crash JITServer by sending a 32-byte crafted TCP message.
CVSS 8.7 · High · EPSS 0.5% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
eclipse openj9
- Versions
- ≥ 0.21, < 0.59: Affected (semver)
Update to 0.59
eclipse Ubuntu:16.04:LTS
- Versions
- 3.8.1-8
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
eclipse Ubuntu:18.04:LTS
- Versions
- 3.8.1-10
- 3.8.1-11
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
Original sources
- https://github.com/eclipse-openj9/openj9/security/advisories/GHSA-q393-vr4c-969r
- https://github.com/eclipse-openj9/openj9/pull/23793
- https://access.redhat.com/security/cve/CVE-2026-6918
- https://bugzilla.redhat.com/show_bug.cgi?id=2466741
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-6918.json
- https://access.redhat.com/errata/RHSA-2026:22328
- https://nvd.nist.gov/vuln/detail/CVE-2026-6918