Issued at: 2024-01-09
Updated at: 2024-01-09
Synopsis
Moderate: avahi security update
Description
Avahi is an implementation of the DNS Service Discovery and Multicast DNS specifications for Zero Configuration Networking. It facilitates service discovery on a local network. Avahi and Avahi-aware applications allow you to plug your computer into a network and, with no configuration, view other people to chat with, view printers to print with, and find shared files on other computers.
Security Fix(es):
* avahi: Local DoS by event-busy-loop from writing long lines to /run/avahi-daemon/socket (CVE-2021-3468)
* avahi: Reachable assertion in avahi_dns_packet_append_record (CVE-2023-38469)
* avahi: Reachable assertion in avahi_escape_label (CVE-2023-38470)
* avahi: Reachable assertion in dbus_set_host_name (CVE-2023-38471)
* avahi: Reachable assertion in avahi_rdata_parse (CVE-2023-38472)
* avahi: Reachable assertion in avahi_alternative_host_name (CVE-2023-38473)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.