WiFi firmware bug affects laptops, smartphones, routers, gaming devices


Details have been published today about a vulnerability affecting the firmware of a popular WiFi chipset deployed in a wide range of devices, such as laptops, smartphones, gaming rigs, routers, and Internet of Things (IoT) devices.

Discovered by Embedi researcher Denis Selianin, the vulnerability impacts ThreadX, a real-time operating system (RTOS) that is used as firmware for billions of devices.

In a report published today, Selianin described how someone could exploit the ThreadX firmware installed on a Marvell Avastar 88W8897 wireless chipset to execute malicious code without any user interaction.

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Source: ZDNet