Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys_CVE-2026-2815

{
    "lastseen": "",
    "description": "Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys",
    "published": "2026-06-25T13:27:45.446Z",
    "modified": "2026-06-25T14:03:49.129Z",
    "type": "cve",
    "title": "Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys",
    "source": "Silabs",
    "references": "https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm00000kDYsfIAG?operationContext=S1\nhttps://github.com/SiliconLabsSoftware/sisdk-release",
    "id": "CVE-2026-2815",
    "bulletinFamily": "",
    "cwe": [
        "CWE-339"
    ],
    "cvelist": null,
    "sourceData": "Silicon Labs SiSDK 0",
    "sourceHref": "",
    "cvss": {
        "score": 8.4,
        "severity": "HIGH",
        "vector": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:N",
        "version": "4.0"
    },
    "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": "SiSDK",
    "version": "0",
    "vendor": "Silicon Labs",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}