Heap overflow caused by type confusion vulnerability in merge_param()
该报告还没有中文解读。
原文摘录
摘自原文(9648 字符中的一小部分)
Since the original report is still marked as private in the PHP bug tracker please find the copy & pasted bug report below (edited for readability and to include correct bug tracker id). See the references section for a link to the issue in the PHP bug tracker!
原文中的代码
static void merge_param(HashTable *params, zval *zdata, ...)
{
/*[...]*/
while (Z_TYPE_P(zdata_ptr) == IS_ARRAY && (test_ptr = zend_hash_get_current_data(Z_ARRVAL_P(zdata_ptr)))) {
if (Z_TYPE_P(test_ptr) == IS_ARRAY) {
zval *tmp_ptr = ptr;
/*[...]*/ …默认不展示报告全文。以上为简短摘录,完整复现过程请阅读原文。版权归研究员与 Internet Bug Bounty 所有。
时间线
- 报告提交
- 公开披露
阅读 HackerOne 原文 ↗作者 @rc0r · 版权归作者与 Internet Bug Bounty 所有