CVE-2023-34320 – arm: Guests can trigger a deadlock on Cortex-A77

https://notcve.org/view.php?id=CVE-2023-34320

08 Dec 2023 — 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. Los núcleos Cortex-A77 (r0p0 y r1p0) se ven afectados por la errata 1508412 donde el software, bajo ciertas circunstancias, podría bloquear un núcleo debido a la ejecución de una carga en el disposi... • https://xenbits.xenproject.org/xsa/advisory-436.html • CWE-667: Improper Locking •