CVE-2025-55558: PYSEC-2025-208 - A buffer overflow occurs in pytorch v2.7.0 when a PyTorch model consists of torch.nn.Conv2d…

CVE-2025-55558 · Severity: low · CVSS 3.1 · Published 2025-09-25

A buffer overflow occurs in pytorch v2.7.0 when a PyTorch model consists of torch.nn.Conv2d, torch.nn.functional.hardshrink, and torch.Tensor.view-torch.mv() and is compiled by Inductor, leading to a Denial of Service (DoS).

Technologies: torch (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2025-55558 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-55558 being exploited in the wild.
How severe is CVE-2025-55558?
Low severity, with a CVSS score of 3.1, published 25 September 2025.
Which products and versions are affected?
torch (PyPI) ECOSYSTEM:introduced=0,fixed=2.7.1.
Is there a fix for CVE-2025-55558?
Yes. torch (PyPI): upgrade to 2.7.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-55558?
Check whether you run torch (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • torch (PyPI): upgrade to 2.7.1 or later
    pip install "torch>=2.7.1"

Affected products

  • torch (PyPI) ECOSYSTEM:introduced=0,fixed=2.7.1

Identifiers

  • CVE-2025-55558
  • PYSEC-2025-208

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