From bcbc036ac1989e646a3281b7a5843eb21ac8b42c Mon Sep 17 00:00:00 2001 From: Moriyoshi Koizumi Date: Thu, 4 Dec 2003 13:38:30 +0000 Subject: [PATCH] Raise error in case dereference is performed on a scalar value. --- Zend/zend_execute.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Zend/zend_execute.c b/Zend/zend_execute.c index 39387b9fcd..2799b2a5bb 100644 --- a/Zend/zend_execute.c +++ b/Zend/zend_execute.c @@ -1949,6 +1949,10 @@ int zend_fetch_dim_unset_handler(ZEND_OPCODE_HANDLER_ARGS) if (EX_T(EX(opline)->result.u.var).EA.type == IS_STRING_OFFSET) { zend_error(E_ERROR, "Cannot unset string offsets"); } else { + if (Z_TYPE_PP(EX_T(EX(opline)->result.u.var).var.ptr_ptr) != IS_ARRAY) { + zend_error(E_ERROR, "Illegal scalar dereference"); + } + PZVAL_UNLOCK(*EX_T(EX(opline)->result.u.var).var.ptr_ptr); if (EX_T(EX(opline)->result.u.var).var.ptr_ptr != &EG(uninitialized_zval_ptr)) { SEPARATE_ZVAL_IF_NOT_REF(EX_T(EX(opline)->result.u.var).var.ptr_ptr); -- 2.50.1