Description
mrubyc through release3.4.1 was found to contain an out-of-bounds read in builtin missing-method lookup inside mrbc_find_method().
Published: 2026-07-06
Score: 4.4 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 17 Jul 2026 00:45:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Read in mrubyc's Builtin Missing-Method Lookup

Wed, 15 Jul 2026 16:45:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Read in mrubyc Missing-Method Lookup

Tue, 14 Jul 2026 08:30:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Read in mrubyc Missing-Method Lookup

Mon, 13 Jul 2026 03:00:00 +0000

Type Values Removed Values Added
Title mrubyc Out-of-Bounds Read in Built-in Method Lookup

Sun, 12 Jul 2026 09:00:00 +0000

Type Values Removed Values Added
Title mrubyc Out-of-Bounds Read in Built-in Method Lookup

Sat, 11 Jul 2026 22:00:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Read in mrubyc Builtin Missing-Method Lookup

Sat, 11 Jul 2026 05:15:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Read in mrubyc Builtin Missing-Method Lookup

Fri, 10 Jul 2026 08:00:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Read in Builtin Missing‑Method Lookup of mrubyc

Thu, 09 Jul 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 09 Jul 2026 05:15:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Read in Builtin Missing‑Method Lookup of mrubyc
Weaknesses CWE-125

Wed, 08 Jul 2026 22:30:00 +0000

Type Values Removed Values Added
Title mrubyc Out-of-Bounds Read in Builtin Missing-Method Lookup Resulting in Information Disclosure
Weaknesses CWE-125

Wed, 08 Jul 2026 06:30:00 +0000

Type Values Removed Values Added
Title mrubyc Out-of-Bounds Read in Builtin Missing-Method Lookup Resulting in Information Disclosure
Weaknesses CWE-125

Tue, 07 Jul 2026 23:15:00 +0000

Type Values Removed Values Added
Title Out‑of‑Bounds Read in Built‑in Method Lookup of mrubyc
Weaknesses CWE-125

Tue, 07 Jul 2026 06:45:00 +0000

Type Values Removed Values Added
Title Out‑of‑Bounds Read in Built‑in Method Lookup of mrubyc
Weaknesses CWE-125

Mon, 06 Jul 2026 21:45:00 +0000

Type Values Removed Values Added
Description mrubyc through release3.4.1 was found to contain an out-of-bounds read in builtin missing-method lookup inside mrbc_find_method().
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-07-09T14:57:12.423Z

Reserved: 2026-04-06T00:00:00.000Z

Link: CVE-2026-38973

cve-icon Vulnrichment

Updated: 2026-07-07T14:33:29.007Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-17T00:30:03Z

Weaknesses