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CVE PROGRAM SOURCE RECORD6.8 Medium

CVE-2021-42553

STM32 USB Host Library Buffer Overflow

Description

A buffer overflow vulnerability in stm32_mw_usb_host of STMicroelectronics in versions before 3.5.1 allows an attacker to execute arbitrary code when the descriptor contains more endpoints than USBH_MAX_NUM_ENDPOINTS. The library is typically integrated when using a RTOS such as FreeRTOS on STM32 MCUs.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

STMicroelectronics STM32Cube STM32 USB Host Library

  • all to < 3.5.1affected

References