CVE-2025-68468CWE-617

Avahi has a reachable assertion in lookup_multicast_callback

Medium · published January 12, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
30.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00380 · 30.8th percentile
Weakness
CWE-617 · Reachable Assertion
Published
2026-01-12T17:38Z
EPSS history
Timeline
  • 12 JAN 17:38Z
    Avahi has a reachable assertion in lookup_multicast_callback
    cvelistv5