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I. Basic Information for CVE-2022-0492
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was found in the Linux kernel’s cgroup_release_agent_write in the kernel/cgroup/cgroup-v1.c function. This flaw, under certain circumstances, allows the use of the cgroups v1 release_agent feature to escalate privileges and bypass the namespace isolation unexpectedly.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
认证机制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 存在授权问题漏洞，该漏洞源于软件对用权限限制存在问题。攻击者可利用该漏洞可以通过Cgroups Release Agent 绕过Linux内核的限制，以升级他的权限。
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
VendorProductAffected VersionsCPESubscribe
-kernel kernel 5.17 rc3 -
II. Public POCs for CVE-2022-0492
#POC DescriptionSource LinkShenlong Link
1Test whether a container environment is vulnerable to container escapes via CVE-2022-0492https://github.com/PaloAltoNetworks/can-ctr-escape-cve-2022-0492POC Details
2A script to check if a container environment is vulnerable to container escapes via CVE-2022-0492https://github.com/SofianeHamlaoui/CVE-2022-0492-CheckerPOC Details
3Nonehttps://github.com/puckiestyle/CVE-2022-0492POC Details
4CVE-2022-0492 EXP and Analysis write uphttps://github.com/chenaotian/CVE-2022-0492POC Details
5Nonehttps://github.com/Trinadh465/device_renesas_kernel_AOSP10_r33_CVE-2022-0492POC Details
6CVE-2022-0492-Container-Escapehttps://github.com/yoeelingBin/CVE-2022-0492-Container-EscapePOC Details
7Docker Breakout Checker and PoC via CAP_SYS_ADMIN and via user namespaces (CVE-2022-0492)https://github.com/T1erno/CVE-2022-0492-Docker-Breakout-Checker-and-PoCPOC Details
8Nonehttps://github.com/bb33bb/CVE-2022-0492POC Details
9Nonehttps://github.com/Threekiii/Awesome-POC/blob/master/%E4%BA%91%E5%AE%89%E5%85%A8%E6%BC%8F%E6%B4%9E/Linux%20%E5%86%85%E6%A0%B8%20cgroup%20v1%20%E9%80%BB%E8%BE%91%E9%94%99%E8%AF%AF%E5%AF%BC%E8%87%B4%E5%AE%B9%E5%99%A8%E9%80%83%E9%80%B8%20CVE-2022-0492.mdPOC Details
10PoC for CVE-2022-0492https://github.com/Perimora/cve_2022_0492POC Details
11CVE-2022-0492https://github.com/smallcat9612/CVE-2022-0492-Docker-Breakout-Checker-and-PoCPOC Details
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III. Intelligence Information for CVE-2022-0492
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IV. Related Vulnerabilities
Same product: kernel
Same vendor: n/a
Same weakness: CWE-287
V. Comments for CVE-2022-0492

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