vulnerability

Oracle Linux: CVE-2021-3502: ELSA-2023-6707: avahi security update (MODERATE)

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
Mar 29, 2021
Added
Nov 16, 2023
Modified
Dec 3, 2025

Description

A flaw was found in avahi 0.8-5. A reachable assertion is present in avahi_s_host_name_resolver_start function allowing a local attacker to crash the avahi service by requesting hostname resolutions through the avahi socket or dbus methods for invalid hostnames. The highest threat from this vulnerability is to the service availability.
A flaw was found in avahi. A reachable assertion is present in avahi_s_host_name_resolver_start function allowing a local attacker to crash the avahi service by requesting hostname resolutions through the avahi socket or dbus methods for invalid hostnames. The highest threat from this vulnerability is to the service availability.

Solutions

oracle-linux-upgrade-avahioracle-linux-upgrade-avahi-compat-howloracle-linux-upgrade-avahi-compat-howl-develoracle-linux-upgrade-avahi-compat-libdns-sdoracle-linux-upgrade-avahi-compat-libdns-sd-develoracle-linux-upgrade-avahi-develoracle-linux-upgrade-avahi-gliboracle-linux-upgrade-avahi-glib-develoracle-linux-upgrade-avahi-libsoracle-linux-upgrade-avahi-tools
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