Rapid7

vulnerability

Red Hat: CVE-2024-43420: microcode_ctl: Exposure of sensitive information (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:S/C:C/I:N/A:N)
Published
May 13, 2025
Added
Jul 4, 2025
Modified
Mar 27, 2026

Description

Exposure of sensitive information caused by shared microarchitectural predictor state that influences transient execution for some Intel Atom(R) processors may allow an authenticated user to potentially enable information disclosure via local access.

Solution

redhat-upgrade-microcode_ctl
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.