https://seclists.org/oss-sec/2025/q4/288: Avahi simple protocol server accepts unlimited connections [CVE-2025-59529]

Published Dec 19, 2025
·
Updated

Affected Software

1 affected component
Avahi Avahi
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Frequently Asked Questions

1

What is the severity of CVE-2025-59529?

CVE-2025-59529 is classified as a medium severity vulnerability due to its potential to cause a local denial of service.

2

How can I fix CVE-2025-59529?

To fix CVE-2025-59529, update to the latest version of Avahi where the connection limit handling has been properly implemented.

3

What kind of attack does CVE-2025-59529 enable?

CVE-2025-59529 allows for easy local denial of service (DoS) by accepting unlimited connections.

4

Which software is affected by CVE-2025-59529?

CVE-2025-59529 affects Avahi, specifically its simple protocol server component.

5

When was CVE-2025-59529 published?

CVE-2025-59529 was published on December 19, 2025.

Contact

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