mrubyc through release3.4.1 was found to contain an out-of-bounds read in builtin missing-method lookup inside mrbc_find_method().
History

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

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-07-06T00:00:00.000Z

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.