CVE-2024-40431: Realtek Sd Card Reader Driver

High severity, CVSS 8.8. EPSS: 1.3% chance of exploitation in the next 30 days.

A lack of input validation in Realtek SD card reader driver before 10.0.26100.21374 through the implementation of the IOCTL_SCSI_PASS_THROUGH control of the SD card reader driver allows an attacker to write to predictable kernel memory locations, even as a low-privileged user.

Affected products

• Realtek Sd Card Reader Driver: before 10.0.26100.21374 (fixed in 10.0.26100.21374)

Published 2024-10-23. Last modified 2026-06-17.