Out-of-bounds access to a buffer

Defect 100116 (STATIC_C)
Checker OVERRUN (subcategory none)
File: /src/mongoc/mongoc-sasl.c
Function _mongoc_sasl_init
/src/mongoc/mongoc-sasl.c, line: 251
Overrunning array "sasl->callbacks" of 96 bytes by passing it to a function which accesses it at byte offset 119 using argument "120UL".

       memcpy (&sasl->callbacks, callbacks, sizeof callbacks);