CVE-2024-42328 Information

Description

When the webdriver for the Browser object downloads data from a HTTP server the data pointer is set to NULL and is allocated only in curl_write_cb when receiving data. If the server’s response is an empty document then wd->data in the code below will remain NULL and an attempt to read from it will result in a crash.

Reference

https://support.zabbix.com/browse/ZBX-25624 When the webdriver for the Browser object downloads data from a HTTP server the data pointer is set to NULL and is allocated only in curl_write_cb when receiving data. If the server’s response is an empty document then wd->data in the code below will remain NULL and an attempt to read from it will result in a crash.