CVE-2023-45076

Summary

CVE-2023-45076 is a memory leakage vulnerability affecting the 534D0140 DXE driver. With elevated privileges, a local attacker can exploit this issue to write unintended data to NVRAM variables, potentially resulting in unintended system behavior or data disclosure. The exact cause of the memory leakage is yet to be fully understood, but it poses a significant risk to security-sensitive systems. Organizations using the affected driver are advised to apply the forthcoming patch or implement alternative mitigations.

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