Out-of-bounds Write vulnerability in CloverHackyColor CloverBootloader (MdeModulePkg/Universal/RegularExpressionDxe/Oniguruma modules). This vulnerability is associated with program files regcomp.C.

This issue affects CloverBootloader: before 5162.

Attack Vector Local

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact Low

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00019.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
CloverHackyColor CloverBootloader affected
Version Status Constraints
0 affected < 5162

No data.

No data.

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Vendors Products
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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/CloverHackyColor/CloverBootloader/pull/733 cve-icon cve-icon
History

Tue, 27 Jan 2026 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Tue, 27 Jan 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Cloverhackycolor
Cloverhackycolor cloverbootloader
Vendors & Products Cloverhackycolor
Cloverhackycolor cloverbootloader

Tue, 27 Jan 2026 08:30:00 +0000

Type Values Removed Values Added
Description Out-of-bounds Write vulnerability in CloverHackyColor CloverBootloader (MdeModulePkg/Universal/RegularExpressionDxe/Oniguruma modules). This vulnerability is associated with program files regcomp.C. This issue affects CloverBootloader: before 5162.
Title An Out-of-bounds Write in CloverHackyColor/CloverBootloader
Weaknesses CWE-787
References
Metrics cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/S:N/AU:Y/R:U/V:C/RE:L/U:Amber'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GovTech CSG

Published:

Updated: 2026-01-27T21:38:51.796Z

Reserved: 2026-01-27T08:18:43.267Z

Link: CVE-2026-24795

cve-icon Vulnrichment

Updated: 2026-01-27T21:09:49.337Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-01-27T09:15:49.233

Modified: 2026-01-27T14:59:34.073

Link: CVE-2026-24795

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-27T20:17:13Z

Weaknesses