CVE-2024-40432

Name: CVE-2024-40432
Creator: NVD / NIST
Published: 2024-10-23T22:15:02.52+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.38%

Last modified Jun 17, 2026

CVE-2024-40432 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A lack of input validation in Realtek SD card reader driver before 10.0.26100.21374 through the implementation of the IOCTL_SFFDISK_DEVICE_COMMAND control of the SD card reader driver allows a privileged attacker to crash the OS.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

A lack of input validation in Realtek SD card reader driver before 10.0.26100.21374 through the implementation of the IOCTL_SFFDISK_DEVICE_COMMAND control of the SD card reader driver allows a privileged attacker to crash the OS.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.38%

29.3th percentile

Probability of exploitation in the next 30 days. Learn more

References

https://zwclose.github.io/2024/10/14/rtsper1.html

Timeline

Published: Oct 23, 2024
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2024-40432?

How severe is CVE-2024-40432?

CVE-2024-40432 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2024-40432?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-40432?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST