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USN-5656-1: JACK vulnerability

4 October 2022

JACK could cause a crash in certain conditions.



  • jackd2 - JACK Audio Connection Kit (server and example clients)


Joseph Yasi discovered that JACK incorrectly handled the closing of a socket
in certain conditions. An attacker could potentially use this issue to
cause a crash.

Update instructions

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

Ubuntu 16.04

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