Vulnerability-Lookup

GHSA-MQ76-P4G2-27QG

Vulnerability from github – Published: 2026-01-27 09:30 – Updated: 2026-01-27 09:30

Details

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.

Severity ?

5.1 (Medium)


                  
                    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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-24795"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-01-27T09:15:49Z",
    "severity": "MODERATE"
  },
  "details": "Out-of-bounds Write vulnerability in CloverHackyColor CloverBootloader (MdeModulePkg/Universal/RegularExpressionDxe/Oniguruma modules). This vulnerability is associated with program files regcomp.C.\n\nThis issue affects CloverBootloader: before 5162.",
  "id": "GHSA-mq76-p4g2-27qg",
  "modified": "2026-01-27T09:30:29Z",
  "published": "2026-01-27T09:30:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24795"
    },
    {
      "type": "WEB",
      "url": "https://github.com/CloverHackyColor/CloverBootloader/pull/733"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:C/RE:L/U:Amber",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-24795 (GCVE-0-2026-24795)

Vulnerability from cvelistv5 – Published: 2026-01-27 08:23 – Updated: 2026-01-27 08:23

Title

An Out-of-bounds Write in CloverHackyColor/CloverBootloader

Summary

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.

Severity ?

5.1 (Medium)


                        
                          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

CWE

CWE-787 - Out-of-bounds Write

Assigner

GovTech CSG

References

URL

Tags

https://github.com/CloverHackyColor/CloverBootloa…

patch

Impacted products

	Vendor	Product	Version
	CloverHackyColor	CloverBootloader	Affected: 0 , < 5162 (git)

Credits

TITAN Team (titancaproject@gmail.com)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "collectionURL": "https://github.com/CloverHackyColor/CloverBootloader",
          "defaultStatus": "affected",
          "modules": [
            "MdeModulePkg/Universal/RegularExpressionDxe/Oniguruma"
          ],
          "product": "CloverBootloader",
          "programFiles": [
            "regcomp.c"
          ],
          "vendor": "CloverHackyColor",
          "versions": [
            {
              "lessThan": "5162",
              "status": "affected",
              "version": "0",
              "versionType": "git"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "TITAN Team (titancaproject@gmail.com)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Out-of-bounds Write vulnerability in CloverHackyColor CloverBootloader (MdeModulePkg/Universal/RegularExpressionDxe/Oniguruma modules).\u003cp\u003e This vulnerability is associated with program files \u003ctt\u003eregcomp.C\u003c/tt\u003e.\u003c/p\u003e\u003cp\u003eThis issue affects CloverBootloader: before 5162.\u003c/p\u003e"
            }
          ],
          "value": "Out-of-bounds Write vulnerability in CloverHackyColor CloverBootloader (MdeModulePkg/Universal/RegularExpressionDxe/Oniguruma modules). This vulnerability is associated with program files regcomp.C.\n\nThis issue affects CloverBootloader: before 5162."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "YES",
            "Recovery": "USER",
            "Safety": "NEGLIGIBLE",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "LOCAL",
            "baseScore": 5.1,
            "baseSeverity": "MEDIUM",
            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "NONE",
            "providerUrgency": "AMBER",
            "subAvailabilityImpact": "LOW",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "CONCENTRATED",
            "vectorString": "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",
            "version": "4.0",
            "vulnAvailabilityImpact": "LOW",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "NONE",
            "vulnerabilityResponseEffort": "LOW"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-787",
              "description": "CWE-787 Out-of-bounds Write",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-01-27T08:23:47.447Z",
        "orgId": "1a37b84a-8e51-4525-b3d6-87e2fae01dbd",
        "shortName": "GovTech CSG"
      },
      "references": [
        {
          "tags": [
            "patch"
          ],
          "url": "https://github.com/CloverHackyColor/CloverBootloader/pull/733"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "An Out-of-bounds Write in CloverHackyColor/CloverBootloader",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1a37b84a-8e51-4525-b3d6-87e2fae01dbd",
    "assignerShortName": "GovTech CSG",
    "cveId": "CVE-2026-24795",
    "datePublished": "2026-01-27T08:23:47.447Z",
    "dateReserved": "2026-01-27T08:18:43.267Z",
    "dateUpdated": "2026-01-27T08:23:47.447Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-MQ76-P4G2-27QG

CVE-2026-24795 (GCVE-0-2026-24795)

Tags

Sightings

Nomenclature