iterator.c in NLnet Labs Unbound before 1.5.1 does not limit delegation chaining, which allows remote attackers to cause a denial of service (memory and CPU consumption) via a large or infinite number of referrals.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-8602
Reference (s):
- BID:71589
- URL: http://www.securityfocus.com/bid/71589
- CERT-VN:VU#264212
- URL: http://www.kb.cert.org/vuls/id/264212
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html