CVE-2026-38973: n/a
mrubyc through release3.4.1 was found to contain an out-of-bounds read in builtin missing-method lookup inside mrbc_find_method().
AI Analysis
Technical Summary
CVE-2026-38973 identifies an out-of-bounds read vulnerability in mrubyc versions through 3.4.1. The issue occurs in the builtin missing-method lookup inside the function mrbc_find_method(), which improperly reads memory beyond allocated boundaries. This vulnerability may cause application instability or information disclosure depending on usage context. No CVSS score or detailed impact metrics are available, and no vendor advisory or patch information has been published to date.
Potential Impact
The vulnerability allows an out-of-bounds read during method lookup, which could result in application crashes or potentially expose memory contents. However, no known exploits have been observed, and the exact impact depends on how mrubyc is used in the affected environment.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should monitor vendor communications for updates. No specific mitigations are provided by the vendor at this time.
CVE-2026-38973: n/a
Description
mrubyc through release3.4.1 was found to contain an out-of-bounds read in builtin missing-method lookup inside mrbc_find_method().
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-38973 identifies an out-of-bounds read vulnerability in mrubyc versions through 3.4.1. The issue occurs in the builtin missing-method lookup inside the function mrbc_find_method(), which improperly reads memory beyond allocated boundaries. This vulnerability may cause application instability or information disclosure depending on usage context. No CVSS score or detailed impact metrics are available, and no vendor advisory or patch information has been published to date.
Potential Impact
The vulnerability allows an out-of-bounds read during method lookup, which could result in application crashes or potentially expose memory contents. However, no known exploits have been observed, and the exact impact depends on how mrubyc is used in the affected environment.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should monitor vendor communications for updates. No specific mitigations are provided by the vendor at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-04-06T00:00:00.000Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a4c23d727e9c7971949275a
Added to database: 07/06/2026, 21:53:27 UTC
Last enriched: 07/06/2026, 22:07:13 UTC
Last updated: 07/07/2026, 01:03:36 UTC
Views: 4
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