Buffer overflow in the mysql_real_connect function in MySQL 4.x before 4.0.21, and 3.x before 3.23.49, allows remote DNS servers to cause a denial of service and possibly execute arbitrary code via a DNS response with a large address length (h_length).
- http://www.redhat.com/support/errata/RHSA-2004-611.html
No PoCs found on GitHub currently.