AUGUST 5, 2026
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Case File

CVE-2021-38578

HIGH · CVSS 7.4 EPSS 1.01%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-03-03 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.4. See the original NVD description below for full technical details.

CVE
CVE-2021-38578
Severity
HIGH
CVSS
7.4
EPSS
1.01%

Original NVD Description

Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2025-2486 HIGH CVE-2024-55567 HIGH CVE-2024-52880 HIGH CVE-2024-52879 HIGH CVE-2024-52878 HIGH CVE-2024-52877 HIGH