A stack-based buffer overflow vulnerability in the Nintendo Switch local wireless networking functionality may allow an attacker within wireless range to execute arbitrary code using return-oriented programming (ROP) through crafted network traffic.
This issue affects Nintendo Switch: before 23.0.0.
If you cannot update to the latest system version right away, please note the following when using the system.
- When using the "Send to Smartphone" feature in Album or when using a kart in Mario Kart Live: Home Circuit, please ensure that the QR code displayed on the console screen (or on the TV screen) cannot be viewed or scanned by third parties.
- Please refrain from using the "Send to Smartphone" feature in Album with a smartphone other than your own, and from using a kart other than your own in Mario Kart Live: Home Circuit.
Perform System Update 23.0.0.