CVE-2021-26316 (GCVE-0-2021-26316)

Vulnerability from cvelistv5 – Published: 2023-01-10 19:46 – Updated: 2025-04-09 15:19
VLAI?
Summary
Failure to validate the communication buffer and communication service in the BIOS may allow an attacker to tamper with the buffer resulting in potential SMM (System Management Mode) arbitrary code execution.
Severity ?
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
AMD
References
Impacted products
Vendor Product Version
AMD Ryzen 5000 Series Affected: various
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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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