USN-1070-1: Bind vulnerability

23 February 2011

bind9 vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 10.10


Software Description

  • bind9


It was discovered that Bind incorrectly handled IXFR transfers and dynamic updates while under heavy load when used as an authoritative server. A remote attacker could use this flaw to cause Bind to stop responding, resulting in a denial of service.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 10.10
libdns66 - 1:9.7.1.dfsg.P2-2ubuntu0.2

To update your system, please follow these instructions:

In general, a standard system update will make all the necessary changes.