Ubuntu: 1163-1 Moderate Security Issue: Bind Denial Of Service Risk

ubuntu

July 5, 2011

An attacker could send crafted input to Bind and cause it to crash.

Summary

An attacker could send crafted input to Bind and cause it to crash.

Software Description:

- bind9: Internet Domain Name Server

Details:

It was discovered that Bind incorrectly handled certain specially crafted

packets. A remote attacker could use this flaw to cause Bind to stop

responding, resulting in a denial of service.

Topics Covered

security advisory denial of service software update bind vulnerability ubuntu

Update Instructions

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

Ubuntu 11.04:
  libdns69                        1:9.7.3.dfsg-1ubuntu2.2

Ubuntu 10.10:
  libdns66                        1:9.7.1.dfsg.P2-2ubuntu0.4

Ubuntu 10.04 LTS:
  libdns64                        1:9.7.0.dfsg.P1-1ubuntu0.3

Ubuntu 8.04 LTS:
  libdns36                        1:9.4.2.dfsg.P2-2ubuntu0.8

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