CVE-2024-40432: Realtek Sd Card Reader Driver

Medium severity, CVSS 6.5. EPSS: 0.4% 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_SFFDISK_DEVICE_COMMAND control of the SD card reader driver allows a privileged attacker to crash the OS.

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.