SAM E70/S70/V70/V71

This series of chips can be voltage glitched upon power-up where a couple of large current fluctuations are seen on the VDDCORE power rail.

SAM E70 Startup (Power-On) trace

Details are provided in a write-up by 0x01 Team and received a CVE.

Scope image shows blue 3.3V power trace going high as power is applied to the processor. The red VDDCORE (1.2V) trace shows two distinct fluctuations.