CVE-2025-69209 ArduinoCore-avr has Stack-Based Buffer Overflow in WString Float/Double Constructors

ArduinoCore-avr contains the source code and configuration files of the Arduino AVR Boards platform. A vulnerability in versions prior to 1.8.7 allows an attacker to trigger a stack-based buffer overflow when converting floating-point values to strings with high precision. By passing very large...

CVE-2025-69209 ArduinoCore-avr has Stack-Based Buffer Overflow in WString Float/Double Constructors

ArduinoCore-avr contains the source code and configuration files of the Arduino AVR Boards platform. A vulnerability in versions prior to 1.8.7 allows an attacker to trigger a stack-based buffer overflow when converting floating-point values to strings with high precision. By passing very large...