USN-5195-1: Mumble vulnerability

Releases

• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM

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.

Update instructions

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

Ubuntu 20.04

• mumble - 1.3.0+dfsg-1ubuntu0.1

Ubuntu 18.04

• mumble - 1.2.19-1ubuntu1.1

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

References

• CVE-2021-27229

Related notices

• USN-5195-2: mumble-server, mumble