PYSEC-2026-1970
PyTorch Improper Resource Shutdown or Release vulnerability
At a glance
- Published
- Updated
- CVE
- CVE-2025-3730
- Aliases
- BIT-pytorch-2025-3730, GHSA-887c-mr87-cxwp
- CVSS_V3
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- CVSS_V4
- CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
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 name of the patch is 46fc5d8e360127361211cb237d5f9eef0223e567. It is recommended to apply a patch to fix this issue.
Affected packages
| Package | Versions |
|---|---|
| PyPI · torch | introduced 0, fixed 2.8.0 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2025-3730 ADVISORY
- https://github.com/pytorch/pytorch/issues/150835 WEB
- https://github.com/pytorch/pytorch/pull/150981 WEB
- https://github.com/pytorch/pytorch/commit/01f226bfb8f2c343f5c614a6bbf685d91160f3af WEB
- https://github.com/timocafe/tewart-pytorch/commit/46fc5d8e360127361211cb237d5f9eef0223e567 WEB
- https://github.com/pytorch/pytorch PACKAGE
- https://vuldb.com/?ctiid.305076 WEB
- https://vuldb.com/?id.305076 WEB
- https://vuldb.com/?submit.553645 WEB
- https://pypi.org/project/torch PACKAGE
- https://github.com/advisories/GHSA-887c-mr87-cxwp ADVISORY
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — PyPA Advisory Database |