CVE-2025-68468 (GCVE-0-2025-68468)
Vulnerability from cvelistv5
Published
2026-01-12 17:38
Modified
2026-01-12 18:41
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-617 - Reachable Assertion
Summary
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.
References
| URL | Tags | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
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"id": "CVE-2025-68468",
"options": [
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"Exploitation": "none"
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"Automatable": "no"
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"role": "CISA Coordinator",
"timestamp": "2026-01-12T18:41:41.101488Z",
"version": "2.0.3"
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"title": "CISA ADP Vulnrichment"
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"cna": {
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}
],
"metrics": [
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"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"version": "3.1"
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"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"references": [
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"name": "https://github.com/avahi/avahi/security/advisories/GHSA-cp79-r4x9-vf52",
"tags": [
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"url": "https://github.com/avahi/avahi/security/advisories/GHSA-cp79-r4x9-vf52"
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"source": {
"advisory": "GHSA-cp79-r4x9-vf52",
"discovery": "UNKNOWN"
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"title": "Avahi has a reachable assertion in lookup_multicast_callback"
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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