USN-491-1: Bind vulnerability

Publication date

25 July 2007

Overview

Bind vulnerability


Details

A flaw was discovered in Bind’s sequence number generator. A remote
attacker could calculate future sequence numbers and send forged DNS
query responses. This could lead to client connections being directed
to attacker-controlled hosts, resulting in credential theft and other
attacks.

A flaw was discovered in Bind’s sequence number generator. A remote
attacker could calculate future sequence numbers and send forged DNS
query responses. This could lead to client connections being directed
to attacker-controlled hosts, resulting in credential theft and other
attacks.

Update instructions

In general, a standard system upgrade is sufficient to effect the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
7.04 feisty libdns22 –  1:9.3.4-2ubuntu2.1
6.10 edgy libdns21 –  1:9.3.2-2ubuntu3.2
6.06 dapper libdns21 –  1:9.3.2-2ubuntu1.3

Reduce your security exposure

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