CVE-2021-26388 Information

Description

Improper validation of the BIOS directory may allow for searches to read beyond the directory table copy in RAM exposing out of bounds memory contents resulting in a potential denial of service.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1027 https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1028

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5