CVE-2014-8500
ISC BIND 9.0.x through 9.8.x, 9.9.0 through 9.9.6, and 9.10.0 through 9.10.1 does not limit delegation chaining, which allows remote attackers to cause a denial of service (memory consumption and named crash) via a large or infinite number of referrals.
Date published : 2014-12-10
http://lists.apple.com/archives/security-announce/2015/Sep/msg00004.html