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CVE-2022-1934— Use After Free in mruby/mruby

Quick assessment

Affected
mruby mruby/mruby
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

mruby是一款Ruby语言的轻量级实现。 mruby 3.2 之前版本存在安全漏洞，该漏洞源于存在释放后重用问题。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.40% · P33

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-1934

Vulnerability Information
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Vulnerability Title
Use After Free in mruby/mruby
Source: CVE Program / CVE List V5
Vulnerability Description
Use After Free in GitHub repository mruby/mruby prior to 3.2.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
mruby 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
mruby是一款Ruby语言的轻量级实现。 mruby 3.2 之前版本存在安全漏洞，该漏洞源于存在释放后重用问题。
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
mruby mruby/mruby unspecified ~ 3.2 -

II. Public POCs for CVE-2022-1934

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2022-1934

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Patches & Fixes for CVE-2022-1934 (1)

Vendor Advisories for CVE-2022-1934 (1)

IV. Related Vulnerabilities

Same product: mruby/mruby
Same vendor: mruby
Same weakness: CWE-416

V. Comments for CVE-2022-1934

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