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CVE-2025-68471
Published: Jan 12, 2026
Modified: Jan 12, 2026
PUBLISHED
CVSS v3.1
6.5
MEDIUM
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 2 unsolicited announcements with CNAME resource records 2 seconds apart.
| Vendor | Product | Versions |
|---|---|---|
avahi | avahi | affected <= 0.9-rc2 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
References
https://github.com/avahi/avahi/security/advisories/GHSA-56rf-42xr-qmmg
x_refsource_CONFIRM
https://github.com/avahi/avahi/issues/678
x_refsource_MISC
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