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File php-CVE-2014-4670.patch of Package php-5.3.29 (Revision 3)
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X-Git-Url: http://72.52.91.13:8000/?p=php-src.git;a=blobdiff_plain;f=ext%2Fspl%2Fspl_dllist.c;h=0b44d414d82378bf2741fcd568dff20f407380a6;hp=39a0733b9ac78901cc7eaf9eba080ff060517771;hb=df78c48354f376cf419d7a97f88ca07d572f00fb;hpb=131e60ce569631b5b7c61b8392f545dde936df3e --- ext/spl/spl_dllist.c +++ ext/spl/spl_dllist.c @@ -43,12 +43,10 @@ PHPAPI zend_class_entry *spl_ce_SplStack; #define SPL_LLIST_DELREF(elem) if(!--(elem)->rc) { \ efree(elem); \ - elem = NULL; \ } #define SPL_LLIST_CHECK_DELREF(elem) if((elem) && !--(elem)->rc) { \ efree(elem); \ - elem = NULL; \ } #define SPL_LLIST_ADDREF(elem) (elem)->rc++ @@ -916,6 +914,11 @@ SPL_METHOD(SplDoublyLinkedList, offsetUnset) llist->dtor(element TSRMLS_CC); } + if (intern->traverse_pointer == element) { + SPL_LLIST_DELREF(element); + intern->traverse_pointer = NULL; + } + zval_ptr_dtor((zval **)&element->data); element->data = NULL;
