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_aeadkernel 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.