CVE-2025-68276

avahi: Avahi: Denial of Service via D-Bus record browsers with AVAHI_LOOKUP_USE_WIDE_AREA flag

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · January 13, 2026

Updated · September 1, 2026

Description

A flaw was found in Avahi, a system that facilitates service discovery on a local network. An unprivileged local user can exploit this vulnerability by creating record browsers with the AVAHI_LOOKUP_USE_WIDE_AREA flag set via D-Bus. This can lead to a Denial of Service (DoS) by crashing the avahi-daemon, making the service unavailable.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CWE-617 · Reachable Assertion