The issue
AWS ParallelCluster clusters are impacted by the following Slurm CVEs: CVE-2026-65107, CVE-2026-65108, CVE-2026-65109, CVE-2026-65138, CVE-2026-65139, CVE-2026-65140, CVE-2026-65165, CVE-2026-65168. All Slurm versions prior to 25.05.9, 25.11.8, and 26.05.4 are impacted.
Affected ParallelCluster versions, OSes and schedulers
All ParallelCluster versions <=3.16.0 on all OSes are impacted.
Mitigation
To patch your existing clusters, you can update Slurm in place to version 25.11.8 by following the procedure on GitHub. This applies to all currently supported ParallelCluster versions according to the support policy. If you are running a end of support ParallelCluster version, we recommend recreating your clusters using a supported ParallelCluster version.
The issue
AWS ParallelCluster clusters are impacted by the following Slurm CVEs: CVE-2026-65107, CVE-2026-65108, CVE-2026-65109, CVE-2026-65138, CVE-2026-65139, CVE-2026-65140, CVE-2026-65165, CVE-2026-65168. All Slurm versions prior to 25.05.9, 25.11.8, and 26.05.4 are impacted.
Affected ParallelCluster versions, OSes and schedulers
All ParallelCluster versions <=3.16.0 on all OSes are impacted.
Mitigation
To patch your existing clusters, you can update Slurm in place to version 25.11.8 by following the procedure on GitHub. This applies to all currently supported ParallelCluster versions according to the support policy. If you are running a end of support ParallelCluster version, we recommend recreating your clusters using a supported ParallelCluster version.