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.

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avahi: Local DoS by event-busy-loop from writing long lines to /run/avahi-daemon/socket

A flaw was found in avahi. The event used to signal the termination of the client connection on the avahi Unix socket is not correctly handled in the clientwork function, allowing a local attacker to trigger an infinite loop. The highest threat from this vulnerability is to the availability of th...

Oracle Linux 9 : avahi (ELSA-2023-6707)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-6707 advisory. - Fix CVE-2023-1981 2186689 - Fix CVE-2021-3502 1949949 Tenable has extracted the preceding description block directly from the Oracle Linux security...

UBUNTU-CVE-2021-3502

A flaw was found in avahi 0.8-5. A reachable assertion is present in avahishostnameresolverstart 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...