Libopensc: opensc: multiple uses of uninitialized variable_CVE-2025-13763

{
    "lastseen": "",
    "description": "Multiple uses of uninitialized variables were found in libopensc that may lead to information disclosure or application crash. An attack requires a crafted USB device or smart card that would present the system with specially crafted responses to the APDUs",
    "published": "2026-04-23T12:27:41.820Z",
    "modified": "2026-04-23T12:33:39.857Z",
    "type": "cve",
    "title": "Libopensc: opensc: multiple uses of uninitialized variable",
    "source": "redhat",
    "references": "https://access.redhat.com/security/cve/CVE-2025-13763\nhttps://bugzilla.redhat.com/show_bug.cgi?id=2417581\nhttps://github.com/OpenSC/OpenSC/security/advisories/GHSA-2v44-fq35-98vv\nhttps://github.com/OpenSC/OpenSC/wiki/CVE-2025-13763",
    "id": "CVE-2025-13763",
    "bulletinFamily": "",
    "cwe": null,
    "cvelist": null,
    "sourceData": "OpenSC OpenSC 0",
    "sourceHref": "",
    "cvss": {
        "score": 5.7,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/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": "OpenSC",
    "version": "0",
    "vendor": "OpenSC",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}