a memory leak in ydb-platform/ydb with use of yajl_tree_parse function from src/yail module, which will cause out-of-memory in server and cause crash._CVE-2026-24825

{
    "lastseen": "",
    "description": "Missing Release of Memory after Effective Lifetime vulnerability in ydb-platform ydb (contrib/libs/yajl modules). This vulnerability is associated with program files yail_tree.C.\n\nThis issue affects ydb: through 24.4.4.2.",
    "published": "2026-01-27T09:02:51.165Z",
    "modified": "2026-01-27T09:02:51.165Z",
    "type": "cve",
    "title": "a memory leak in ydb-platform/ydb with use of yajl_tree_parse function from src/yail module, which will cause out-of-memory in server and cause crash.",
    "source": "GovTech CSG",
    "references": "https://github.com/ydb-platform/ydb/pull/17570",
    "id": "CVE-2026-24825",
    "bulletinFamily": "",
    "cwe": [
        "CWE-401"
    ],
    "cvelist": null,
    "sourceData": "ydb-platform ydb 0",
    "sourceHref": "",
    "cvss": {
        "score": 6.9,
        "severity": "MEDIUM",
        "vector": "CVSS:4.0/AV:N/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:D/RE:L/U:Amber",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
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            "privilegesRequired": "",
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            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "ydb",
    "version": "0",
    "vendor": "ydb-platform",
    "ai_description": "",
    "ai_severity": "",
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    "ai_score": 0
}