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Cortex-A77 cores (r0p0 and r1p0) are affected by erratum 1508412 where software, under certain circumstances, could deadlock a core due to the execution of either a load to device or non-cacheable memory, and either a store exclusive or register read of the Physical Address Register (PAR_EL1) in close proximity.
Use CWE-667, Arm vendor hub and Cortex-A77 Firmware product page to widen CVE-2023-34320 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2024-5660, CVE-2022-48251 and CVE-2022-23960 for nearby disclosures in the same product family.