STM32 MCUs Security

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ECC Signature Failure

Reference: STM32CubeExpansion_Crypto_V4..1.0, MCU: STM32G474REThe cmox_ecdsa_verify(...) function is failing with a fault code of 0x6c706, which is not contained within cmox_ecc_retvals.h header file. All arguments to the cmox_ecdsa_verify(...) funct...

rrooyen by Associate II
  • 139 Views
  • 3 replies
  • 0 kudos

Resolved! How to read the STSAFE_A110 serial number

Hi I have the project with the chip STSAFE_A110I don't need to development the application I just need to confirm the hardware is ok, for example, obtained the sn of the chip is successfully or other wayI don't want to add the stsw-safea1-mw to my pr...

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dylanou by Associate II
  • 174 Views
  • 9 replies
  • 2 kudos

Newlib 3.3.0 vulnerability

Hello,I have a project created with STM32CubeIDE that includes FreeRTOS.A Black Duck vulnerability scan was made on this project and a single vulnerability (CVE-2021-3420) was detected.This vulnerability describes a flaw in Newlib 3.3.0 (all versions...

SharonVEC by Associate II
  • 499 Views
  • 10 replies
  • 4 kudos

same-bank exitSecureArea details on h755

Hello,I have two applications: one at 0x08000000 and one at 0x08080000. Both run fine individually (when setting the boot config bytes to the fitting offset). Now I want to use the one at 0x08000000 as secure area and escape it by using exitSecureAre...

smnhff by Associate II
  • 193 Views
  • 6 replies
  • 1 kudos

usage fault occored at STL_SCH_RunFlashTM()

rtos: zephyrMCU: STM32H723VET6Package: en.x-cube-classb-h7 v4.0.0I‘m working on make my program running on H7 to meet the requirements of Class B.The CPU and RAM test works well both on startup and run-time. I haven't prepared the CRC precalculated a...

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newbeea by Associate
  • 85 Views
  • 1 replies
  • 0 kudos

Resolved! Porting STM32CubeExpansion_Cloud_AWS to STM32H563ZI

Hello everyone, I hope you are well.I'm working on a project and one of the requirements is connection to AWS, so I chose to start with the STM32H573I-DK kit, where following the "STM32CubeExpansion_Cloud_AWS_H5_V1.0.0" step by step I managed to conn...

ffjunq by Associate II
  • 101 Views
  • 2 replies
  • 0 kudos

Resolved! STM32CubeU5 TFM swap strategy, secure loader

Hello,I am working with STM32CubeU5 TFM v1.5 for STM32 u585. I develop a custom loader using CAN communication. First I used MCUBOOT_OVERWRITE_ONLY and MCUBOOT_PRIMARY_ONLY setup. The CAN communication worked fine (in non-secure loader).Then I switch...

ppedro by Associate II
  • 205 Views
  • 5 replies
  • 0 kudos

STiROT_OEMuROT example results in hard fault

Dear community,I have been experimenting with secure boot on the STM32H573I-DK using the latest git checkout of STM32CubeH5 (see https://github.com/STMicroelectronics/STM32CubeH5).The STiROT and OEMiROT examples run fine out-of-the-box. However, when...

jens-vdb by Associate II
  • 360 Views
  • 6 replies
  • 0 kudos