GHSA-jgfp-53c3-624w

Node Denial of Service via kubelet Checkpoint API

Source: GitHub Advisory Database (reviewed) Moderate CVE-2025-0426

Packages

Ecosystem	Package	Affected	Fixed in
Go	k8s.io/kubernetes	>= 1.32.0, < 1.32.2	1.32.2
Go	k8s.io/kubernetes	>= 1.31.0, < 1.31.6	1.31.6
Go	k8s.io/kubernetes	>= 1.30.0, < 1.30.10	1.30.10
Go	k8s.io/kubernetes	< 1.29.14	1.29.14

Details

As written in the advisory (Markdown source, shown as plain text).

A security issue was discovered in Kubernetes where a large number of container checkpoint requests made to the unauthenticated kubelet read-only HTTP endpoint may cause a Node Denial of Service by filling the Node's disk.

References

External links from the advisory. They lead to third-party sites.

https://nvd.nist.gov/vuln/detail/CVE-2025-0426 advisory
https://github.com/kubernetes/kubernetes/issues/130016 web
https://github.com/advisories/GHSA-jgfp-53c3-624w advisory
https://github.com/kubernetes/kubernetes package
https://groups.google.com/g/kubernetes-security-announce/c/KiODfu8i6w8 web
http://www.openwall.com/lists/oss-security/2025/02/13/1 web