RLSA-2023:7836

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RLSA-2023:7836

Summary: Moderate: avahi security update

Details: 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.

References: https://errata.rockylinux.org/RLSA-2023:7836, https://bugzilla.redhat.com/show_bug.cgi?id=1939614, https://bugzilla.redhat.com/show_bug.cgi?id=2191687, https://bugzilla.redhat.com/show_bug.cgi?id=2191690, https://bugzilla.redhat.com/show_bug.cgi?id=2191691, https://bugzilla.redhat.com/show_bug.cgi?id=2191692, https://bugzilla.redhat.com/show_bug.cgi?id=2191694