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Medium severity5.5NVD Advisory· Published Dec 8, 2023· Updated Jun 17, 2026

CVE-2023-34320

CVE-2023-34320

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

5
  • Arm/Cortex A77 Firmware2 versions
    cpe:2.3:o:arm:cortex-a77_firmware:r0p0:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:arm:cortex-a77_firmware:r0p0:*:*:*:*:*:*:*
    • cpe:2.3:o:arm:cortex-a77_firmware:r1p0:*:*:*:*:*:*:*
  • Xen/Xen2 versions
    cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
    • (no CPE)range: consult Xen advisory XSA-436
  • Arm/Cortex-A75llm-fuzzy

Patches

Vulnerability mechanics

References

2

News mentions

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