CVE-2025-68471

Avahi has a reachable assertion in lookup_start

CVSS 6.5 MEDIUMEPSS 0.4%CWE-617

Vexday Risk Score

13Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 6.5EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

12 jan 2026Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

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.

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/9c6eb53bf2e290aed84b1f207e3ce35c54cc0aa1 https://github.com/avahi/avahi/issues/678 https://github.com/avahi/avahi/security/advisories/GHSA-56rf-42xr-qmmg