AI and data stack advisories

Severe, 6 weeks1496Projects326

1496 severe, 6 weeks · 326 projects

PyTorchPYSEC-2025-210

PyTorch: denial of service

PyTorch

CVE-2025-63396 · Published Nov 12, 2025 · updated May 21, 2026

Low3.3
No fix yet
Source advisory

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).

Affected versions

PackageAffectedFixed in
torch
PyPI
<= 2.5.0-NANo fix yet
<= 2.7.1-NANo fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Severity from
the CVSS score
Also known as
BIT-pytorch-2025-63396, CVE-2025-63396

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