CVE-2025-3730— PyTorch LossCTC.cpp torch.nn.functional.ctc_loss denial of service
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I. Basic Information for CVE-2025-3730
Vulnerability Information
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Vulnerability Title
PyTorch LossCTC.cpp torch.nn.functional.ctc_loss denial of service
Source: NVD (National Vulnerability Database)
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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
不恰当的资源关闭或释放
Source: NVD (National Vulnerability Database)
Vulnerability Title
PyTorch 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PyTorch是PyTorch开源的一个 Python 包。 PyTorch 2.6.0版本存在安全漏洞，该漏洞源于文件aten/src/ATen/native/LossCTC.cpp中函数torch.nn.functional.ctc_loss可能导致拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | PyTorch | 2.6.0 | - |
II. Public POCs for CVE-2025-3730
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|---|
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- https://github.com/pytorch/pytorch/pull/150981issue-tracking
- https://github.com/pytorch/pytorch/issues/150835issue-tracking
- CVE-2025-3730 PyTorch LossCTC.cpp torch.nn.functional.ctc_loss denial of service (Issue 150835)vdb-entrytechnical-description
- https://nvd.nist.gov/vuln/detail/CVE-2025-3730
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