PT-2026-121430
CVE-2026-97631
·
Published
2026-10-22
·
Updated
2026-10-22
Description by
CVSS 4.0
9.5
CriticalMetricsAV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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.
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