CVE-2025-0426
MEDIUM6.2EPSS 0.04%Node Denial of Service via kubelet Checkpoint API in k8s.io/kubernetes
Published: 2/13/2025Modified: 4/28/2026
Description
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.
Affected packages (3)
- Debian/kubernetesfrom 0, < 1.20.5+really1.20.2-1
- Go/k8s.io/kubernetes>= 1.32.0, < 1.32.2
- Go/k8s.io/kubernetesfrom 0, < 1.29.14, >= 1.30.0, < 1.30.10, >= 1.31.0, < 1.31.6, >= 1.32.0, < 1.32.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.2 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References (7)
- ADVISORYhttps://github.com/advisories/GHSA-jgfp-53c3-624w
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2025-0426
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2025-0426
- PATCHhttps://github.com/kubernetes/kubernetes
- WEBhttps://github.com/kubernetes/kubernetes/issues/130016
- WEBhttps://groups.google.com/g/kubernetes-security-announce/c/KiODfu8i6w8
- WEBhttp://www.openwall.com/lists/oss-security/2025/02/13/1