Ubuntu Security Notices
USN-3876-2

USN-3876-2: Avahi vulnerabilities

Publication date

31 January 2019

Overview

Several security issues were fixed in Avahi.

Releases

12.04

Packages

avahi - Avahi IPv4LL network address configuration daemon

Details

USN-3876-1 fixed a vulnerability in Avahi. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Chad Seaman discovered that Avahi incorrectly handled certain messages.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2017-6519, CVE-2018-1000845)

USN-3876-1 fixed a vulnerability in Avahi. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Chad Seaman discovered that Avahi incorrectly handled certain messages.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2017-6519, CVE-2018-1000845)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release	Package Version
12.04 precise	avahi-daemon – 0.6.30-5ubuntu2.3
12.04 precise	libavahi-core7 – 0.6.30-5ubuntu2.3

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References

USN-3876-1

USN-3876-1