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CVE-2022-0492

Quick assessment

Affected
n/a kernel
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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。

AI Predicted 7.8 Difficulty: Moderate KEV EPSS 5.53% · P93

Public Exploits 1

Metasploit · 1 docker_cgroup_escape.rb [exploit]

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a kernel kernel 5.17 rc3 affected
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I. Basic Information for CVE-2022-0492

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
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

Vendor Product Affected Versions CPE Subscribe
- kernel kernel 5.17 rc3 -

II. Public POCs for CVE-2022-0492

# POC Description Source Link Shenlong Link
1 Test whether a container environment is vulnerable to container escapes via CVE-2022-0492 https://github.com/PaloAltoNetworks/can-ctr-escape-cve-2022-0492 POC Details
2 A script to check if a container environment is vulnerable to container escapes via CVE-2022-0492 https://github.com/SofianeHamlaoui/CVE-2022-0492-Checker POC Details
3 None https://github.com/puckiestyle/CVE-2022-0492 POC Details
4 CVE-2022-0492 EXP and Analysis write up https://github.com/chenaotian/CVE-2022-0492 POC Details
5 None https://github.com/Trinadh465/device_renesas_kernel_AOSP10_r33_CVE-2022-0492 POC Details
6 CVE-2022-0492-Container-Escape https://github.com/yoeelingBin/CVE-2022-0492-Container-Escape POC Details
7 Docker 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-PoC POC Details
8 None https://github.com/bb33bb/CVE-2022-0492 POC Details
9 None https://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.md POC Details
10 PoC for CVE-2022-0492 https://github.com/Perimora/cve_2022_0492 POC Details
11 CVE-2022-0492 https://github.com/smallcat9612/CVE-2022-0492-Docker-Breakout-Checker-and-PoC POC Details
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III. Intelligence Information for CVE-2022-0492

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Patches & Fixes for CVE-2022-0492 (1)

Vendor Advisories for CVE-2022-0492 (3)

Exploits & Public PoCs for CVE-2022-0492 (3)

Mailing List Discussions for CVE-2022-0492 (1)

Same Patch Batch · n/a · 2022-03-03 · 37 CVEs total

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CVE-2022-23052 PeTeReport 跨站请求伪造漏洞
CVE-2022-25220 PeTeReport 跨站脚本漏洞
CVE-2022-22943 VMware Tools for Windows 代码问题漏洞
CVE-2021-3640 Linux kernel 资源管理错误漏洞
CVE-2022-23849 Devolutions Password Hub 授权问题漏洞

Showing top 20 of 37 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: kernel
Same vendor: n/a
Same weakness: CWE-287

V. Comments for CVE-2022-0492

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