Description
mrubyc through 3.4.1 was found to contain a NULL pointer dereference in src/vm.c in op_super() / OP_SUPER due to a missing runtime guard for top-level super.
Published: 2026-07-06
Score: 7.5 High
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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History

Tue, 14 Jul 2026 16:15:00 +0000

Type Values Removed Values Added
Title Null Pointer Dereference in mrubyc VM OP_SUPER Instruction

Mon, 13 Jul 2026 12:00:00 +0000

Type Values Removed Values Added
Title Null Pointer Dereference in mrubyc VM OP_SUPER Instruction

Sun, 12 Jul 2026 17:00:00 +0000

Type Values Removed Values Added
Title mrubyc OP_SUPER Null Pointer Dereference Vulnerability

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

Type Values Removed Values Added
Title mrubyc OP_SUPER Null Pointer Dereference Vulnerability

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

Type Values Removed Values Added
Title Null Pointer Dereference in mrubyc Virtual Machine

Fri, 10 Jul 2026 02:30:00 +0000

Type Values Removed Values Added
Title Null Pointer Dereference in mrubyc Virtual Machine

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

Type Values Removed Values Added
Title NULL Pointer Dereference in mrubyc Virtual Machine Leading to Crash

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

Type Values Removed Values Added
Title NULL Pointer Dereference in mrubyc Virtual Machine Leading to Crash

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

Type Values Removed Values Added
Title NULL Pointer Dereference in mrubyc VM op_super

Tue, 07 Jul 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


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

Type Values Removed Values Added
Title NULL Pointer Dereference in mrubyc VM op_super
Weaknesses CWE-476

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

Type Values Removed Values Added
Description mrubyc through 3.4.1 was found to contain a NULL pointer dereference in src/vm.c in op_super() / OP_SUPER due to a missing runtime guard for top-level super.
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-07-07T16:14:19.295Z

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

Link: CVE-2026-38976

cve-icon Vulnrichment

Updated: 2026-07-07T16:14:10.480Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-15T09:30:03Z

Weaknesses