CVE-2022-37394: PYSEC-2026-882 - OpenStack Nova Changing vnic_type breaks compute service restart

CVE-2022-37394 · Severity: low · CVSS 3.1 · Published 2026-07-06

OpenStack Nova Changing vnic_type breaks compute service restart

Technologies: nova (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2022-37394 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2022-37394 being exploited in the wild.
How severe is CVE-2022-37394?
Low severity, with a CVSS score of 3.1, published 6 July 2026.
Which products and versions are affected?
nova (PyPI) ECOSYSTEM:introduced=0,fixed=23.2.2, ECOSYSTEM:introduced=0,fixed=23.2.2,introduced=24.0.0,fixed=24.1.2,introduced=25.0.0,fixed=25.0.2.
Is there a fix for CVE-2022-37394?
Yes. nova (PyPI): upgrade to 23.2.2, 25.0.2 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2022-37394?
Check whether you run nova (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

  • nova (PyPI): upgrade to 23.2.2, 25.0.2 or later
    pip install "nova>=25.0.2"

Affected products

  • nova (PyPI) ECOSYSTEM:introduced=0,fixed=23.2.2, ECOSYSTEM:introduced=0,fixed=23.2.2,introduced=24.0.0,fixed=24.1.2,introduced=25.0.0,fixed=25.0.2

Identifiers

  • CVE-2022-37394
  • GHSA-v725-c588-h936
  • PYSEC-2026-882

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