Please Install the Updated Packages.
Matthew Horsfall discovered that Bind incorrectly handled regular expression checking. A remote attacker could use this flaw to cause Bind to consume an excessive amount of memory, possibly resulting in a denial of service. This issue was corrected by disabling RDATA regular expression syntax checking.
bind9 on Ubuntu 12.10 , Ubuntu 12.04 LTS , Ubuntu 11.10 , Ubuntu 10.04 LTS
Updated on 2015-03-25