Shannon Baseband NrmmMsgCodec Intra-Object Overflow

Web: https://packetstormsecurity.com/files/171387/GS20230317140600.tgz

There is an intra-object overflow in Shannon Baseband, inside the 5G MM protocol implementation (NrmmMsgCodec as it is called in Shannon according to debug strings), specifically when handling the Service Area List message (IEI = 0x27).

baseband object overflow