CVE-2025-68468 — Avahi has a reachable assertion in lookup_multicast_callback
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 unsol…
Published: 2026-01-12 · CVSS: 6.5 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7