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RT-Thread <= 5.0.2

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high advisory

CVE-2026-14606 — Stack-Based Buffer Overflow in RT-Thread CAN_Receive

A stack-based buffer overflow vulnerability (CVE-2026-14606) exists in RT-Thread versions up to 5.0.2, specifically in the `CAN_Receive` function of the SWM341 CAN Handler component, allowing for local exploitation via manipulation, with a public exploit available.

RT-Thread <= 5.0.2 vulnerability buffer-overflow RT-Thread IoT ICS embedded-systems
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