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CVE-2026-97631

Pre-boot RCE in EDK II PXE driver PUBLISHED

Description (CNA)

EDK2 contains a vulnerability in BIOS where a user may cause “Out-of-bounds Write”, Classic Buffer Overflow, and “Incorrect Calculation of Buffer Size” by remote access. Successful exploitation of this vulnerability can lead to arbitrary code execution. It could also impact Confidentiality, Integrity, and Availability.

Affected (CNA)

Vendor / productVersions
TianoCore / EDK2affected 0 through edk2-stable202608

CWE

CWE-120, CWE-131, CWE-787

References