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    Mitigating CVE-2021-28216: Secure FPDT Pointer Handling in UEFI

    Boot firmware that writes or reads pointers from untrusted non‑volatile variables is a high‑risk pattern — CVE‑2021‑28216 is a classic example: an EDK II (TianoCore) implementation reads the BootPerformanceTable pointer from an NVRAM variable during PEI (Pre‑EFI Initialization), and multiple...
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