Vulnerability in Linuxfoundation Pytorch
CVE-2025-63396
An issue was discovered in PyTorch v2.5 and v2.7.1. Omission of profiler.stop() can cause torch.profiler.profile (PythonTracer) to crash or hang during finalization, leading to a Denial of Service (DoS).
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: 0.001 (1.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
- Linuxfoundation Pytorch — versions 2.5.0, 2.7.1
Weakness classification (CWE)
References
- github.com/Daisy2ang (Not Applicable)
- pytorch.com (Product)
- github.com/pytorch/pytorch (Product)
- github.com/pytorch/pytorch/issues/156563 (Exploit, Issue Tracking)
Frequently asked questions
- What is CVE-2025-63396?
- CVE-2025-63396 is a low-severity vulnerability in Linuxfoundation Pytorch, classified under Improper Locking. CVSS score: 3.3/10. Published 2025-11-12.
- How severe is CVE-2025-63396?
- Low severity. CVSS v3 base score is 3.3 out of 10.