CVE-2021-0945

CVSS 3.1 Score 9.8 of 10 (high)

Details

Published Jun 15, 2023
Updated: Dec 18, 2024
CWE ID 787

Summary

CVE-2021-0945 is a vulnerability affecting the PowerVR kernel driver's _PMRCreate function. This issue results from a missing bounds check, allowing attackers to overwrite heap memory through PhysmemNewRamBackedPMR. Leveraging this weakness, privilege escalation can be achieved without requiring any user interaction or additional execution privileges.

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