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Merge branch 'PHP-8.4'

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* PHP-8.4:
  Fix GH-16149: Null pointer dereference in DOMElement->getAttributeNames()
This commit is contained in:
Niels Dossche
2024-10-01 21:04:22 +02:00
parent e8e4d36bc9 853322faab
commit 921a1e3dc1
2 changed files with 19 additions and 1 deletions
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6
ext/dom/element.c
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@@ -361,7 +361,11 @@ PHP_METHOD(DOMElement, getAttributeNames)
if (!php_dom_follow_spec_intern(intern)) {
for (xmlNsPtr nsptr = nodep->nsDef; nsptr; nsptr = nsptr->next) {
const char *prefix = (const char *) nsptr->prefix;
ZVAL_NEW_STR(&tmp, dom_node_concatenated_name_helper(strlen(prefix), prefix, strlen("xmlns"), (const char *) "xmlns"));
if (prefix == NULL) {
ZVAL_STRING(&tmp, "xmlns");
} else {
ZVAL_NEW_STR(&tmp, dom_node_concatenated_name_helper(strlen(prefix), prefix, strlen("xmlns"), (const char *) "xmlns"));
}
zend_hash_next_index_insert(ht, &tmp);
}
}

14
ext/dom/tests/gh16149.phpt Normal file
View File

@@ -0,0 +1,14 @@
--TEST--
GH-16149 (Null pointer dereference in DOMElement->getAttributeNames())
--EXTENSIONS--
dom
--FILE--
<?php
$element = new DOMElement("b", null, "a");
var_dump($element->getAttributeNames());
?>
--EXPECT--
array(1) {
[0]=>
string(5) "xmlns"
}