CVE-2025-7207— mruby nregs codegen.c scope_new heap-based overflow
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I. Basic Information for CVE-2025-7207
Vulnerability Information
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Vulnerability Title
mruby nregs codegen.c scope_new heap-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability, which was classified as problematic, was found in mruby up to 3.4.0-rc2. Affected is the function scope_new of the file mrbgems/mruby-compiler/core/codegen.c of the component nregs Handler. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The name of the patch is 1fdd96104180cc0fb5d3cb086b05ab6458911bb9. It is recommended to apply a patch to fix this issue.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
堆缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
mruby 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
mruby是一款Ruby语言的轻量级实现。 mruby 3.4.0-rc2及之前版本存在安全漏洞，该漏洞源于scope_new函数存在堆缓冲区溢出。
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 | 3.4.0-rc1 | - |
II. Public POCs for CVE-2025-7207
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · n/a · 2025-07-09 · 9 CVEs total
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V. Comments for CVE-2025-7207
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