CVE-2025-3730 — LOW (3.3) — White Hats Nepal

Vulnerability Description

A vulnerability, which was classified as problematic, was found in PyTorch 2.6.0. Affected is the function torch.nn.functional.ctc_loss of the file aten/src/ATen/native/LossCTC.cpp. The manipulation leads to denial of service. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The name of the patch is 46fc5d8e360127361211cb237d5f9eef0223e567. It is recommended to apply a patch to fix this issue. The security policy of the project warns to use unknown models which might establish malicious effects.

CVSS Score

3.3

LOW

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Linuxfoundation	Pytorch	2.6.0

Related Weaknesses (CWE)

CWE-404

References

https://github.com/pytorch/pytorch/issues/150835ExploitIssue TrackingVendor Advisory
https://github.com/pytorch/pytorch/issues/150835#issue-2979082232ExploitIssue TrackingVendor Advisory
https://github.com/pytorch/pytorch/pull/150981Issue TrackingPatch
https://github.com/timocafe/tewart-pytorch/commit/46fc5d8e360127361211cb237d5f9ePatch
https://vuldb.com/?ctiid.305076Permissions RequiredVDB Entry
https://vuldb.com/?id.305076Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.553645ExploitThird Party AdvisoryVDB Entry
https://github.com/pytorch/pytorch/issues/150835ExploitIssue TrackingVendor Advisory

FAQ

What is CVE-2025-3730?

CVE-2025-3730 is a vulnerability with a CVSS score of 3.3 (LOW). A vulnerability, which was classified as problematic, was found in PyTorch 2.6.0. Affected is the function torch.nn.functional.ctc_loss of the file aten/src/ATen/native/LossCTC.cpp. The manipulation l...

How severe is CVE-2025-3730?

CVE-2025-3730 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-3730?

Check the references section above for vendor advisories and patch information. Affected products include: Linuxfoundation Pytorch.