Go Ethereum affected by DoS via malicious p2p message_CVE-2026-26314

{
    "lastseen": "",
    "description": "go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. Prior to version 1.16.9, a vulnerable node can be forced to shutdown/crash using a specially crafted message. The problem is resolved in the v1.16.9 and v1.17.0 releases of Geth.",
    "published": "2026-02-19T21:15:11.752Z",
    "modified": "2026-02-19T21:15:11.752Z",
    "type": "cve",
    "title": "Go Ethereum affected by DoS via malicious p2p message",
    "source": "GitHub_M",
    "references": "https://github.com/ethereum/go-ethereum/security/advisories/GHSA-2gjw-fg97-vg3r\nhttps://github.com/ethereum/go-ethereum/commit/895a8597cb16c02203e38707ed2d1da5c500fe60\nhttps://github.com/ethereum/go-ethereum/releases/tag/v1.16.9",
    "id": "CVE-2026-26314",
    "bulletinFamily": "",
    "cwe": [
        "CWE-20"
    ],
    "cvelist": null,
    "sourceData": "ethereum go-ethereum < 1.16.9",
    "sourceHref": "",
    "cvss": {
        "score": 8.7,
        "severity": "HIGH",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/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": "go-ethereum",
    "version": "< 1.16.9",
    "vendor": "ethereum",
    "ai_description": "A vulnerable node can be forced to shutdown/crash using a specially crafted message.",
    "ai_severity": "High",
    "ai_vendor": "Ethereum",
    "ai_product": "go-ethereum",
    "ai_version": "< 1.16.9",
    "ai_score": 8.7
}