Pointer to local outside scope

Dereferencing the returned or out-of-scope stack pointer will access an invalid location on the stack after its scope or after the function returns. Pointer to a local stack variable returned or used outside scope
/src/mongo/db/internal_session_pool.cpp:103: RETURN_LOCAL 123341 Address of temporary holding "mongo::LogicalSessionId(mongo::makeSystemLogicalSessionId())".
/src/mongo/db/internal_session_pool.cpp:103: RETURN_LOCAL 123341 Assigning: "systemUserDigest" = "mongo::LogicalSessionId(mongo::makeSystemLogicalSessionId()).getUid()".
/src/mongo/db/internal_session_pool.cpp:103: RETURN_LOCAL 123341 Temporary variable of type "mongo::LogicalSessionId" goes out of scope.
/src/mongo/db/internal_session_pool.cpp:104: RETURN_LOCAL 123341 Using "systemUserDigest", which points to an out-of-scope temporary variable of type "mongo::LogicalSessionId".