CVE-2025-5187

MEDIUM6.7EPSS 0.04%

Kubernetes Nodes can delete themselves by adding an OwnerReference

發布日:2025/8/27修改日:2026/2/4

也稱為:GHSA-4x4m-3c2p-qppcCGA-27qc-3f8h-hx6pGO-2025-3915

描述

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.

受影響套件(3)

Debian/kubernetesfrom 0, < 1.20.5+really1.20.2-1
Go/k8s.io/kubernetesfrom 0, < 1.31.12
Go/k8s.io/kubernetesfrom 0, < 1.31.12, >= 1.32.0-alpha.0, < 1.32.8, >= 1.33.0-alpha.0, < 1.33.4

CVSS 分數

來源	版本	嚴重程度	向量
osv	CVSS 3.1	MEDIUM6.7	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:L

參考連結(7)

ADVISORYhttps://github.com/advisories/GHSA-4x4m-3c2p-qppc
ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2025-5187
ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2025-5187
PATCHhttps://github.com/kubernetes/kubernetes
WEBhttps://github.com/kubernetes/kubernetes/commit/a2d98cac56a0c5cb2d8abc4d087fc00846b3bc0f
WEBhttps://github.com/kubernetes/kubernetes/issues/133471
WEBhttps://groups.google.com/g/kubernetes-security-announce/c/znSNY7XCztE