CVE-2023-6476— Cri-o: pods are able to break out of resource confinement on cgroupv2
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I. Basic Information for CVE-2023-6476
Vulnerability Information
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Vulnerability Title
Cri-o: pods are able to break out of resource confinement on cgroupv2
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in CRI-O that involves an experimental annotation leading to a container being unconfined. This may allow a pod to specify and get any amount of memory/cpu, circumventing the kubernetes scheduler and potentially resulting in a denial of service in the node.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
不加限制或调节的资源分配
Source: NVD (National Vulnerability Database)
Vulnerability Title
CRI-O 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CRI-O是一款用于Kubernetes系统的轻量级容器运行时环境。 CRI-O 存在安全漏洞，该漏洞源于Pod 能够突破 cgroupv2 上的资源限制，导致拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Red Hat | Red Hat OpenShift Container Platform 4.13 | 0:1.26.4-6.1.rhaos4.13.git9eb9cf3.el9 ~ * | cpe:/a:redhat:openshift:4.13::el9 | |
| Red Hat | Red Hat OpenShift Container Platform 4.14 | 0:1.27.2-7.rhaos4.14.git1cc7a64.el9 ~ * | cpe:/a:redhat:openshift:4.14::el9 | |
| Red Hat | Red Hat OpenShift Container Platform 3.11 | - | cpe:/a:redhat:openshift:3.11 |
II. Public POCs for CVE-2023-6476
| # | POC Description | Source Link | Shenlong Link |
|---|
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