Avahi has a reachable assertion in lookup_multicast_callback_CVE-2025-68468

{
    "lastseen": "",
    "description": "Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In 0.9-rc2 and earlier, avahi-daemon can be crashed by sending unsolicited announcements containing CNAME resource records pointing it to resource records with short TTLs. As soon as they expire avahi-daemon crashes.",
    "published": "2026-01-12T17:38:10.492Z",
    "modified": "2026-01-12T17:38:10.492Z",
    "type": "cve",
    "title": "Avahi has a reachable assertion in lookup_multicast_callback",
    "source": "GitHub_M",
    "references": "https://github.com/avahi/avahi/security/advisories/GHSA-cp79-r4x9-vf52\nhttps://github.com/avahi/avahi/issues/683\nhttps://github.com/avahi/avahi/commit/f66be13d7f31a3ef806d226bf8b67240179d309a",
    "id": "CVE-2025-68468",
    "bulletinFamily": "",
    "cwe": [
        "CWE-617"
    ],
    "cvelist": null,
    "sourceData": "avahi avahi <= 0.9-rc2",
    "sourceHref": "",
    "cvss": {
        "score": 6.5,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/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": "avahi",
    "version": "<= 0.9-rc2",
    "vendor": "avahi",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}