Reports of a new hardware bug in Intel CPUs, exploiting the Visualization of Internal Signals Architecture: https://hardwaresfera.com/noticias/hardware/se-ha-descubierto-una-vulnerabilidad-muy-grave-en-los-procesadores-de-intel/
My Spanish is rubbish, and I can't find any English coverage yet. Looks like it's from a recent conference and they've given 90 days to patch.