Mmastodon TechnologyCybersecurity first seen 18 h ago, last 18 h ago, peak #6

RT-Thread USB driver vulnerability assigned moderate severity score

Original: 🚨 EUVD-2026-97359 📊 Score: 5.1/10 (CVSS v3.1) 📦 Product: RT-Thread 🏢 Vendor: RT-Thread 📅 Updated: 2026-10-12 📝 RT-Thread

A memory corruption vulnerability, tracked as EUVD-2026-97359, has been recorded against RT-Thread through version 5.3.0, affecting the legacy USB CDC virtual COM port driver where the rx_ringbuffer is aliased as a Serial V2 structure. The flaw carries a CVSS v3.1 score of 5.1 out of 10, indicating moderate severity. The entry was updated on 12 October 2026. Security watchers are monitoring the advisory for patch guidance.

Why now: A newly updated vulnerability advisory for a widely used embedded RTOS raises concerns about affected devices and pending fixes.

RT-ThreadEUVD-2026-97359

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Evidence

• 🚨 EUVD-2026-97359 📊 Score: 5.1/10 (CVSS v3.1) 📦 Product: RT-Thread 🏢 Vendor: RT-Thread 📅 Updated: 2026-10-12 📝 RT-Thread through 5.3.0 contains a memory corruption vulnerability in the legacy USB CDC virtual COM port driver that aliases rx_ringbuffer as a Serial V2… · EUVD_Bot

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