CVE-2025-55560

HIGH

PyTorch < 2.7.0 - Denial of Service via Inductor Compilation of Sparse/Dense Tensor Operations

Title source: llm
STIX 2.1

Description

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.

Scores

CVSS v3 7.5
EPSS 0.0012
EPSS Percentile 30.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-400
Status published
Products (1)
linuxfoundation/pytorch < 2.7.0
Published Sep 25, 2025
Tracked Since Feb 18, 2026