Cortex-A77 Firmware Security Vulnerabilities - 2023

CVE-2022-48251

The AES instructions on the ARMv8 platform do not have an algorithm that is "intrinsically resistant" to side-channel attacks. NOTE: the vendor reportedly offers the position "while power side channel attacks ... are possible, they are not directly caused by or related to the Arm architecture."

CVE-2023-34320

Cortex-A77 cores (r0p0 and r1p0) are affected by erratum 1508412where software, under certain circumstances, could deadlock a coredue to the execution of either a load to device or non-cacheable memory,and either a store exclusive or register read of the PhysicalAddress Register (PAR_EL1) in close ...