AUGUST 4, 2026
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Case File

CVE-2021-46756

CRITICAL · CVSS 9.1 EPSS 0.65%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-05-09 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.1. It may lead to a denial-of-service condition.

CVE
CVE-2021-46756
Severity
CRITICAL
CVSS
9.1
EPSS
0.65%

Original NVD Description

Insufficient validation of inputs in SVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader may allow an attacker with a malicious Uapp or ABL to send malformed or invalid syscall to the bootloader resulting in a potential denial of service and loss of integrity.

Related CVEs

Other vulnerabilities affecting the same vendor(s)