CVE-2025-68468

Avahi has a reachable assertion in lookup_multicast_callback

CVSS 6.5 MEDIUMEPSS 0.3%CWE-617

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Produtos afetados

avahi · avahi

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Referências

https://github.com/avahi/avahi/commit/f66be13d7f31a3ef806d226bf8b67240179d309a https://github.com/avahi/avahi/issues/683 https://github.com/avahi/avahi/security/advisories/GHSA-cp79-r4x9-vf52