USN-5195-1: Mumble vulnerability

Publication date

16 December 2021

Overview

A security issue was fixed in Mumble.


Packages

  • mumble - Low latency encrypted VoIP client

Details

It was discovered that the Mumble client supported websites for public servers
with arbitrary URL schemes. If a user were tricked into visiting a malicious
website from the public server list, a remote attacker could possibly execute
arbitrary code.

It was discovered that the Mumble client supported websites for public servers
with arbitrary URL schemes. If a user were tricked into visiting a malicious
website from the public server list, a remote attacker could possibly execute
arbitrary code.

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
20.04 LTS focal mumble –  1.3.0+dfsg-1ubuntu0.1
18.04 LTS bionic mumble –  1.2.19-1ubuntu1.1

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.


Have additional questions?

Talk to a member of the team ›