Vulnerability in Pytorch
CVE-2025-4287
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 t…
EPSS: 0.001 (26.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- N/a Pytorch — versions 2.6.0+cu124
Weakness classification (CWE)
References
- VDB-307394 | PyTorch nccl.py torch.cuda.nccl.reduce denial of service (vdb-entry, technical-description)
- VDB-307394 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
- Submit #553644 | pytorch pytorch (in torch.cuda.nccl.reduce) 2.6.0 Denial of Service (third-party-advisory)
- github.com/pytorch/pytorch/issues/150836 (issue-tracking)
- github.com/pytorch/pytorch/pull/150923 (issue-tracking)
- github.com/pytorch/pytorch/issues/150836 (exploit, issue-tracking)
- github.com/Divigroup-RAP/PYTORCH/commit/5827d2061dcb4acd05ac5f8e65d8693a481ba0f5 (patch)
Frequently asked questions
- What is CVE-2025-4287?
- CVE-2025-4287 is a low-severity vulnerability in Pytorch, classified under Improper Resource Shutdown or Release. CVSS score: 3.3/10. Published 2025-05-05.
- How severe is CVE-2025-4287?
- Low severity. CVSS v3 base score is 3.3 out of 10.