Advisory Published

USN-3876-1: Avahi vulnerabilities

First published: Thu Jan 31 2019(Updated: )

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)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/avahi-daemon<0.7-4ubuntu2.1
0.7-4ubuntu2.1
=18.10
All of
ubuntu/libavahi-core7<0.7-4ubuntu2.1
0.7-4ubuntu2.1
=18.10
All of
ubuntu/avahi-daemon<0.7-3.1ubuntu1.2
0.7-3.1ubuntu1.2
=18.04
All of
ubuntu/libavahi-core7<0.7-3.1ubuntu1.2
0.7-3.1ubuntu1.2
=18.04
All of
ubuntu/avahi-daemon<0.6.32~rc+dfsg-1ubuntu2.3
0.6.32~rc+dfsg-1ubuntu2.3
=16.04
All of
ubuntu/libavahi-core7<0.6.32~rc+dfsg-1ubuntu2.3
0.6.32~rc+dfsg-1ubuntu2.3
=16.04
All of
ubuntu/avahi-daemon<0.6.31-4ubuntu1.3
0.6.31-4ubuntu1.3
=14.04
All of
ubuntu/libavahi-core7<0.6.31-4ubuntu1.3
0.6.31-4ubuntu1.3
=14.04

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