Vulnerability Report

CVE-2025-63396

Title: PyTorch DoS via Profiler Omission

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2025-63396.

CWE Category CWE-667

Published Date Nov 12, 2025

Modified Date Jan 02, 2026

Exploit Status Not Found

Score 3.3 CVSS v3.1

Exploit Probability (EPSS)

0.03%

Vulnerability Summary

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).

Impacted Vendors

linuxfoundation 1

Reference Links

http://pytorch.com https://github.com/Daisy2ang https://github.com/pytorch/pytorch https://github.com/pytorch/pytorch/issues/156563

CVSS v3.1

Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0

Severity LOW

3.3

Attack Vector

LOCAL

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2025-63396 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

January 02, 2026 MODIFIED

Vulnerability data or affected products updated.

January 02, 2026 MODIFIED

Vulnerability data updated via NVD.

November 12, 2025 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Affected Stack

No specific products linked.