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.

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.