CVE-2021-36217

avahi: local DoS against avahi-daemon via D-Bus interface

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Severity

Moderate

Red Hat Product Security

6.2

CVSS 3.1

Review impact separately from score.

Published · July 7, 2021

Updated · November 21, 2025

Description

[REJECTED CVE] Avahi allows a local denial of service (NULL pointer dereference and daemon crash) against avahi-daemon via the D-Bus interface or a "ping .local" command.

Statement

This flaw was found to be a duplicate of CVE-2021-3502. Please see https://access.redhat.com/security/cve/CVE-2021-3502 for information about affected products and security errata.

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 · 6.2
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE not specified