USN-3876-2: Avahi vulnerabilities

31 January 2019

Several security issues were fixed in Avahi.

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Releases

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)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Update instructions

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

Ubuntu 12.04

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

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