vulnerability
Ubuntu: USN-7472-1 (CVE-2021-42553): Micropython vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:N/C:C/I:C/A:C) | Oct 21, 2022 | May 2, 2025 | Apr 16, 2026 |
Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
Oct 21, 2022
Added
May 2, 2025
Modified
Apr 16, 2026
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.
Solutions
ubuntu-pro-upgrade-micropythonubuntu-upgrade-micropython
Rapid7 Labs
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