rdataset.c in ISC BIND 9 Supported Preview Edition 9.9.8-S before 9.9.8-S5, when nxdomain-redirect is enabled, allows remote attackers to cause a denial of service (REQUIRE assertion failure and daemon exit) via crafted flag values in a query.Referenceshttps://kb.isc.org/article/AA-01438https://kb.isc.org/article/AA-01348http://www.securitytracker.com/id/1034935
