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.
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "lwresd": "1:9.9.5.dfsg-3ubuntu0.1", "bind9utils": "1:9.9.5.dfsg-3ubuntu0.1", "bind9": "1:9.9.5.dfsg-3ubuntu0.1", "libbind-dev": "1:9.9.5.dfsg-3ubuntu0.1", "host": "1:9.9.5.dfsg-3ubuntu0.1", "bind9-doc": "1:9.9.5.dfsg-3ubuntu0.1", "liblwres90": "1:9.9.5.dfsg-3ubuntu0.1", "libisccfg90": "1:9.9.5.dfsg-3ubuntu0.1", "libisccc90": "1:9.9.5.dfsg-3ubuntu0.1", "libdns100": "1:9.9.5.dfsg-3ubuntu0.1", "libbind9-90": "1:9.9.5.dfsg-3ubuntu0.1", "bind9-host": "1:9.9.5.dfsg-3ubuntu0.1", "libisc95": "1:9.9.5.dfsg-3ubuntu0.1", "dnsutils": "1:9.9.5.dfsg-3ubuntu0.1" } ] }