Code: ZEND_API void zend_object_store_ctor_failed(zval *zobject TSRMLS_DC)
 {
 	zend_object_handle handle = Z_OBJ_HANDLE_P(zobject);
 	zend_object_store_bucket *obj_bucket = &EG(objects_store).object_buckets[handle];
	obj_bucket->bucket.obj.handlers = Z_OBJ_HT_P(zobject);;
 	obj_bucket->destructor_called = 1;
 }

Vulnerability Type: DoS Overflow Mem. Corr. 
CWE ID: CWE-119
Summary: ext/standard/var_unserializer.re in PHP before 5.6.26 mishandles object-deserialization failures, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via an unserialize call that references a partially constructed object.
Commit Message: Fix bug #73052 - Memory Corruption in During Deserialized-object Destruction