AUGUST 4, 2026
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Case File

CVE-2024-21977

LOW · CVSS 3.2 EPSS 0.14%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-09-05 · Last synced 2026-08-04

CyberRota Analysis

This is a low severity vulnerability with a CVSS score of 3.2. See the original NVD description below for full technical details.

CVE
CVE-2024-21977
Severity
LOW
CVSS
3.2
EPSS
0.14%

Original NVD Description

Incomplete cleanup after loading a CPU microcode patch may allow a privileged attacker to degrade the entropy of the RDRAND instruction, potentially resulting in loss of integrity for SEV-SNP guests.