An issue was discovered in the routes middleware in OpenStack Neutron before 16.4.1, 17.x before 17.2.1, and 18.x before 18.1.1. By making API requests involving nonexistent controllers, an authenticated user may cause the API worker to consume increasing amounts of memory, resulting in API performance degradation or denial of service.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade neutron | Jul 30, 2024 | Sep 8, 2021 |
| Ubuntu | — | Upgrade python3-neutronUpgrade python-neutron | May 11, 2023 | Sep 8, 2021 |
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