The GeoIP functionality in ISC BIND 9.10.0 through 9.10.1 allows remote attackers to cause a denial of service (assertion failure and named exit) via vectors related to (1) the lack of GeoIP databases for both IPv4 and IPv6, or (2) IPv6 support with certain options.
Improper Input Validation The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly.