Stack-Based Buffer Overflow in uYanki Board by Vendor
CVE-2025-6093

5.1MEDIUM

Key Information:

Vendor

Uyanki

Status
Board-stm32f103rc-berial
Vendor
CVE Published:
15 June 2025

What is CVE-2025-6093?

A stack-based buffer overflow vulnerability exists in the uYanki board-stm32f103rc-berial, specifically within the heartrate1_i2c_hal_write function of the file 7.Example/hal/i2c/max30100/Manual/demo2/2/heartrate1_hal.c. The issue arises from improper handling of the argument 'num', which can be manipulated to trigger the overflow. Since the product utilizes continuous delivery and rolling releases, specific version information regarding the affected and updated releases is not provided.

Affected Version(s)

board-stm32f103rc-berial 84daed541609cb7b46854cc6672a275d1007e295

References

https://vuldb.com/?id.312562
vdb-entrytechnical-description
https://vuldb.com/?ctiid.312562
signaturepermissions-required
https://vuldb.com/?submit.588106
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

ybdesire (VulDB User)
.
CVE-2025-6093 : Stack-Based Buffer Overflow in uYanki Board by Vendor