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CVE-2021-42553

MEDIUM CVSS: 6.8 Published: 2022-10-21 Modified: 2026-06-17

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 Platforms

St Stm32 Mw Usb Host

Weakness Type

CWE-120, CWE-120

References