CVE-2026-97631 Pre-boot RCE in EDK II PXE driver 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.

https://www.cve.org/CVERecord?id=CVE-2026-97631
https://github.com/tianocore/edk2/security/advisories/GHSA-99cj-7hg9-mp4m
#TianoCore #EDK2
#CVE_2026_97631
#bot