CVE-2025-4287 — PyTorch nccl.py torch.cuda.nccl.reduce denial of service
A vulnerability was found in PyTorch 2.6.0+cu124. It has been rated as problematic. Affected by this issue is the function torch.cuda.nccl.reduce of the file torch/cuda/nccl.py.…
Published: 2025-05-05 · CVSS: 4.8 · CVSS 4.0
A vulnerability was found in PyTorch 2.6.0+cu124. It has been rated as problematic. Affected by this issue is the function torch.cuda.nccl.reduce of the file torch/cuda/nccl.py. The manipulation leads to denial of service. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The patch is identified as 5827d2061dcb4acd05ac5f8e65d8693a481ba0f5. It is recommended to apply a patch to fix this issue.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7