aws/aws-parallelcluster v3.15.1

AWS ParallelCluster v3.15.1

on GitHub

We're excited to announce the release of AWS ParallelCluster 3.15.1

Upgrade

How to upgrade?

sudo pip install --upgrade aws-parallelcluster

CHANGES

• Patch official ParallelCluster AMIs to address CVE-2026-31431.
• Disable algif_aead kernel module on Ubuntu to address CVE-2026-31431.
• Upgrade NVIDIA driver to version 580.126.20 (from 580.105.08) for all OSs except Amazon Linux 2 to address CVE-2025-33219.
• Upgrade NVIDIA Fabric manager to 580.126.20 (from 580.105.08) for all OSs except Amazon Linux 2.
• Upgrade NVIDIA IMEX to 580.126.20 (from 580.105.08) for all OSs except Amazon Linux 2.