The vulnerability is related to the multi-scheduler queues in CPUs.
By measuring the contention level on scheduler queues an attacker may potentially leak sensitive information.
source: www.techworm.net
AMD Ryzen Chips Found Vulnerable To New ‘SQUIP’ Attack
The new CPU vulnerability dubbed “SQUIP”, which is short for Scheduler Queue Usage via Interference Probing, affects AMD Zen-based Ryzen chips.
