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CVE-2025-4563 Low

CVE-2025-4563

A vulnerability exists in the NodeRestriction admission controller where nodes can bypass dynamic resource allocation authorization checks. When the DynamicResourceAllocation feature gate is enabled, the controller properly validates resource claim statuses during pod status updates but fails to perform equivalent validation during pod creation. This allows a compromised node to create mirror pods that access unauthorized dynamic resources, potentially leading to privilege escalation.

Exploit probability 0.7%
Published June 23, 2025
Required by Not available
Last source change April 10, 2026

02 / AFFECTED SOFTWARE

Affected packages

Unknown Unknown
Go k8s.io/kubernetes
Go k8s.io/kubernetes

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities CVE-2025-4563

A vulnerability exists in the NodeRestriction admission controller where nodes can bypass dynamic resource allocation authorization checks. When the DynamicResourceAllocation feature gate is enabled, the controller properly validates resource claim statuses during pod status updates but fails to perform equivalent validation during pod creation. This allows a compromised node to create mirror pods that access unauthorized dynamic resources, potentially leading to privilege escalation.

View original source
Open Source Vulnerabilities GHSA-hj2p-8wj8-pfq4

A vulnerability exists in the NodeRestriction admission controller where nodes can bypass dynamic resource allocation authorization checks. When the DynamicResourceAllocation feature gate is enabled, the controller properly validates resource claim statuses during pod status updates but fails to perform equivalent validation during pod creation. This allows a compromised node to create mirror pods that access unauthorized dynamic resources, potentially leading to privilege escalation.

View original source
Open Source Vulnerabilities GO-2025-3774

Kubernetes allows nodes to bypass dynamic resource allocation authorization checks in k8s.io/kubernetes

View original source

05 / REFERENCES

Further evidence