cvedb.io
CVE-2021-42553
MEDIUM · CVSS 6.8
EPSS exploitation probability: 0%
Published 2022-10-21T10:15:12.470 · Last modified 2026-06-17T04:09:49.007

Summary

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

st — stm32_mw_usb_host

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.