Any application that
uses external QSPI flash for encrypted XIP on nRF5340 and relies on that
encryption for confidentiality and/or integrity of the externally stored
code. No specific nRF Connect SDK version is the root cause; the weakness
is in the on-the-fly decryption scheme.
Information Exposure through Microarchitectural State after Transient Execution The processor does not properly clear microarchitectural state after incorrect microcode assists or speculative execution, resulting in transient execution.