CVE-2021-26346
hw: amd: integer overflow in the L2 directory table in SPI flash resulting in a potential denial of service
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · January 10, 2023
Updated · November 21, 2025
Description
A flaw was found in hw. Failure to validate the integer operand in ASP (AMD Secure Processor) bootloader may allow an attacker to introduce an integer overflow in the L2 directory table in SPI flash, resulting in a potential denial of service.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Please contact AMD for more updates on this flaw.
CVSS / CWE
CVSS 3.1 · 4.1CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
CWE not specified