GHSA-7MV5-5MXH-QG88 nanopb vulnerable to invalid free() call with oneofs and PB_ENABLE_MALLOC

Impact Decoding a specifically formed message can cause invalid free or realloc calls if the message type contains an oneof field, and the oneof directly contains both a pointer field and a non-pointer field. If the message data first contains the non-pointer field and then the pointer field, the...

nanopb vulnerable to invalid free() call with oneofs and PB_ENABLE_MALLOC

Impact Decoding a specifically formed message can cause invalid free or realloc calls if the message type contains an oneof field, and the oneof directly contains both a pointer field and a non-pointer field. If the message data first contains the non-pointer field and then the pointer field, the...