Disclosure summary
An issue in pytorch v2.7.0 can lead to a Denial of Service (DoS) when a PyTorch model consists of torch.Tensor.to_sparse() and torch.Tensor.to_dense() and is compiled by Inductor.
Source-reported weakness categories
CWE-400
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
Microsoft Security Updates (CVRF) · 2025-Sep
Open original source · Updated Dec 06, 2025
An issue in pytorch v2.7.0 can lead to a Denial of Service (DoS) when a PyTorch model consists of torch.Tensor.to_sparse() and torch.Tensor.to_dense() and is compiled by Inductor.
Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.
Microsoft maximum product score: 7.5
| Vendor | Product / association | Version / bounds |
|---|---|---|
| Microsoft update guide | azl3 pytorch 2.2.2-7 on Azure Linux 3.0 | (MSRC status code 3) |
| Microsoft update guide | cbl2 pytorch 2.0.0-11 on CBL Mariner 2.0 | (MSRC status code 3) |
| Microsoft update guide | azl3 pytorch 2.2.2-9 on Azure Linux 3.0 | (MSRC status code 3) |
| Microsoft update guide | cbl2 pytorch 2.0.0-9 on CBL Mariner 2.0 | (MSRC status code 3) |
Vendor remediation references
- CBL-Mariner Releases · build 2.2.2-8 · product IDs 19407-17084
- Vendor guidance · product IDs 19407-17084
- CBL-Mariner Releases · build 2.0.0-11 · product IDs 20694-17086
- Vendor guidance · product IDs 20694-17086
- CBL-Mariner Releases · build 2.2.2-9 · product IDs 20729-17084
- Vendor guidance · product IDs 20729-17084
- CBL-Mariner Releases · build 2.0.0-10 · product IDs 19949-17086
- Vendor guidance · product IDs 19949-17086
Original records & references
- NIST NVD record
- CVE Program record
- msrc.microsoft.com — Vendor advisory
PUBLISHED 2025-10-01T21:05:29-04:00
MODIFIED 2025-12-06T20:36:29-05:00
INGESTED 2026-10-08T12:45:41-04:00