CVE-2026-97631 (GCVE-0-2026-97631)
Vulnerability from cvelistv5
Published
2026-10-22 16:32
Modified
2026-10-28 16:06
Severity ?
VLAI Severity ?
EPSS score ?
CWE
Summary
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.
References
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"url": "https://arstechnica.com/security/2026/10/code-execution-flaw-in-uefi-firmware-threatens-most-servers-on-planet-earth/"
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"url": "https://news.ycombinator.com/item?id=50265393"
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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