Nodes can delete themselves by adding an OwnerReference
Summary
Nodes can delete themselves by adding an OwnerReference
Original description
The description as published by the source.
A vulnerability exists in the NodeRestriction admission controller in Kubernetes clusters where node users can delete their corresponding node object by patching themselves with an OwnerReference to a cluster-scoped resource. If the OwnerReference resource does not exist or is subsequently deleted, the given node object will be deleted via garbage collection.
Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Debian DEBIAN-CVE-2025-5187 kubernetes Fixed in: 1.20.5+really1.20.2-1
References
- advisory github.com
- advisory nvd.nist.gov
- report github.com
- web groups.google.com