AUGUST 4, 2026
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Case File

CVE-2021-26406

HIGH · CVSS 7.5 EPSS 0.42%

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

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It may lead to a denial-of-service condition.

CVE
CVE-2021-26406
Severity
HIGH
CVSS
7.5
EPSS
0.42%

Original NVD Description

Insufficient validation in parsing Owner's Certificate Authority (OCA) certificates in SEV (AMD Secure Encrypted Virtualization) and SEV-ES user application can lead to a host crash potentially resulting in denial of service.

Related CVEs

Other vulnerabilities affecting the same vendor(s)