CVSS 3.1 Score 9.8 of 10 (high)


Published Dec 4, 2023
Updated: Dec 22, 2023


CVE-2023-21163 is a cyber vulnerability that affects the PMR_ReadBytes function in pmr.c. It is categorized as a critical vulnerability with a base severity score of 9.8. The vulnerability allows for arbitrary code execution due to a use after free, which could lead to local escalation of privilege in the kernel without needing additional execution privileges or user interaction. The potential danger posed by this vulnerability is high, with impacts on integrity and confidentiality. It has an exploitability score of 3.9 and an impact score of 5.9. Remediation measures should be taken promptly to mitigate the risk, such as applying security patches or updates provided by the vendor.


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