Summary
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: Avahi Wide-Area DNS Predictable Transaction IDs (CVE-2024-52616)
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.
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Rocky Linux · 9 | avahi | 0:0.8-22.el9_6 |
Vulnerabilities 1
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Medium 5.3
Avahi: avahi wide-area dns predictable transaction ids
A flaw was found in the Avahi-daemon, where it initializes DNS transaction IDs randomly only once at startup, incrementing them sequentially after that. This predictable behavior facilitates DNS spoofing attacks, allowing attackers to guess transaction IDs.
References
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report
https://bugzilla.redhat.com/show_bug.cgi?id=2326429