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 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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.002 (7.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 7.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Pytorch — versions 2.6.0+cu124
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (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 (issue-tracking, exploit)
- 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.