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CVE-2026-97631

9.5 critical Deferred
NVD · CVE.org

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.

Fix

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

In the news 2

Change history 5

  1. References+1 references (now 6)NVD modified 2026-10-28 16:17
  2. References+4 references (now 5)NVD modified 2026-10-28 15:17
  3. StatusPublished → DeferredNVD modified 2026-10-22 17:40
  4. StatusReceived → PublishedNVD modified 2026-10-22 16:37
  5. First seenCVSS 9.5NVD modified 2026-10-22 17:17

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 6