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USN-4137-1: Mosquitto vulnerability

23 September 2019

Mosquitto could be made to crash or run programs if it received specially crafted network traffic.

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Releases

Packages

  • mosquitto - MQTT version 3.1/3.1.1 compatible message broker

Details

It was discovered that Mosquitto incorrectly handled certain specially crafted
input and network packets. A remote attacker could use this to cause a denial
of service.

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.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 19.04

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

References