EfiSmiServices: gEfiSmmCpuProtocol, SMM memory corruption vulnerabilities in SMM module_CVE-2025-4421

{
    "lastseen": "",
    "description": "The vulnerability was identified in the code developed specifically for Lenovo. Please visit \"Lenovo Product Security Advisories and Announcements\" webpage for more information about the vulnerability.\u00a0 https://support.lenovo.com/us/en/product_security/home",
    "published": "2025-07-30T00:39:28.366Z",
    "modified": "2025-08-14T05:57:27.258Z",
    "type": "cve",
    "title": "EfiSmiServices: gEfiSmmCpuProtocol, SMM memory corruption vulnerabilities in SMM module",
    "source": "Insyde",
    "references": "https://www.insyde.com/security-pledge/sa-2025007/\nhttps://support.lenovo.com/us/en/product_security/home",
    "id": "CVE-2025-4421",
    "bulletinFamily": "",
    "cwe": [
        "CWE-787"
    ],
    "cvelist": null,
    "sourceData": "Insyde Software InsydeH2O Feature developed for Lenovo",
    "sourceHref": "",
    "cvss": {
        "score": 8.2,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "InsydeH2O",
    "version": "Feature developed for Lenovo",
    "vendor": "Insyde Software",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}