CVE-2025-63396

pytorch: PyTorch denial of service

Published Nov 12, 2025 CVSS 3.1 · 3.3 Low EPSS < 1% KEV · Not listed
Description
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).

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Linuxfoundation
Linuxfoundation pytorch
CPEs cpe:2.3:a:linuxfoundation:pytorch:2.5.0:-:*:*:*:python:*:*
cpe:2.3:a:linuxfoundation:pytorch:2.7.1:-:*:*:*:python:*:*
Vendors & Products Linuxfoundation
Linuxfoundation pytorch
Type Values Removed Values Added
Title pytorch: PyTorch denial of service
Weaknesses CWE-772
References
Metrics threat_severity

None

threat_severity

Low

Type Values Removed Values Added
Weaknesses CWE-667
Metrics cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Pytorch
Pytorch pytorch
Vendors & Products Pytorch
Pytorch pytorch
Type Values Removed Values Added
Description 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).
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jul 5, 2026, 1:20 AM
Reserved
Oct 27, 2025, 12:00 AM
Status
Modified
Published
Nov 12, 2025, 9:15 PM
Modified
Nov 5, 2026, 2:10 PM
Severity
Low
Public date
Nov 12, 2025, 12:00 AM