1 files changed, 7 insertions, 0 deletions
diff --git a/numpy/core/src/arrayobject.c b/numpy/core/src/arrayobject.c
index 2847b7796..e84ba56fc 100644
--- a/numpy/core/src/arrayobject.c
+++ b/numpy/core/src/arrayobject.c
@@ -9336,7 +9336,14 @@ iter_ass_sub_Bool(PyArrayIterObject *self, PyArrayObject *ind,
                         "boolean index array should have 1 dimension");
         return -1;
     }
+
     index = ind->dimensions[0];
+    if (index > self->size) {
+        PyErr_SetString(PyExc_ValueError,
+                        "boolean index array has too many values");
+        return -1;
+    }
+
     strides = ind->strides[0];
     dptr = ind->data;
     PyArray_ITER_RESET(self);