CVE-2026-15894 Bluetooth Mesh solicitation PDU stack buffer overflow via oversized advertisement

The Bluetooth Mesh On-Demand Private Proxy solicitation handler in subsys/bluetooth/mesh/solicitation.c copies a received Solicitation PDU into a fixed 17-byte stack buffer without bounding the source length. In solpdudecrypt, out is allocated as NETBUFSIMPLE17 and then filled with...