CVE-2023-34320
CVSS 3.1 Score 5.5 of 10 (medium)
Details
Published Dec 8, 2023
Updated: Dec 13, 2023
CWE ID 667
Summary
CVE-2023-34320 is a vulnerability affecting Cortex-A77 cores (r0p0 and r1p0) that can result in a deadlock. under specific conditions, software may cause the core to deadlock due to the concurrent execution of a load to device or non-cacheable memory operation, and either a store exclusive or register read of the Physical Address Register (PAR_EL1). This issue, identified as erratum 1508412, could potentially disrupt system functionality and lead to performance degradation.
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Affected Products
- Xen
- ARM Cortex-A77
Affected Vendors
- Xen
- Arm Ltd
Advisories, Assessments, and Mitigations
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