CVE-2025-0426
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.
02 / AFFECTED SOFTWARE
Affected packages
18 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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.
Node Denial of Service via kubelet Checkpoint API in k8s.io/kubernetes
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.
05 / REFERENCES
Further evidence
- http://www.openwall.com/lists/oss-security/2025/02/13/1
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/0xxx/CVE-2025-0426.json
- https://github.com/kubernetes/kubernetes
- https://github.com/kubernetes/kubernetes/issues/130016
- https://groups.google.com/g/kubernetes-security-announce/c/KiODfu8i6w8
- https://nvd.nist.gov/vuln/detail/CVE-2025-0426
- https://github.com/advisories/GHSA-jgfp-53c3-624w