CVE-2024-53980 Spoofed length byte traps CC2538 in endless loop

RIOT is an open-source microcontroller operating system, designed to match the requirements of Internet of Things IoT devices and other embedded devices. A malicious actor can send a IEEE 802.15.4 packet with spoofed length byte and optionally spoofed FCS, which eventually results into an endless...

CVE-2024-53980

RIOT OS vulnerability affecting CC2538 radio reception. A malicious actor can send a IEEE 802.15.4 packet with a spoofed length byte (and optionally spoofed FCS), causing the receiver to enter an endless loop. The root cause is the CRC position check: before PR #20998 the code used the full 8 bit...