GHSA-48PR-6HVF-39V3

Vulnerability from github – Published: 2025-07-09 03:30 – Updated: 2025-07-09 03:30
VLAI?
Details

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.

Severity ?
3.3 (Low)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
1.9 (Low)
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
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{
  "affected": [],
  "aliases": [
    "CVE-2025-7207"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119",
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-07-09T01:15:50Z",
    "severity": "MODERATE"
  },
  "details": "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.",
  "id": "GHSA-48pr-6hvf-39v3",
  "modified": "2025-07-09T03:30:23Z",
  "published": "2025-07-09T03:30:23Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-7207"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mruby/mruby/issues/6509"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mruby/mruby/issues/6509#event-17145516649"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mruby/mruby/commit/1fdd96104180cc0fb5d3cb086b05ab6458911bb9"
    },
    {
      "type": "WEB",
      "url": "https://github.com/user-attachments/files/19619499/mruby_crash.txt"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?ctiid.315156"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?id.315156"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?submit.607683"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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