USN-1657-1: Bind vulnerability
Ubuntu Security Notice USN-1657-1
6th December, 2012
bind9 vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.10
- Ubuntu 12.04 LTS
Summary
Bind could be made to crash if it received specially crafted network traffic.
Software description
- bind9 - Internet Domain Name Server
Details
It was discovered that Bind incorrectly handled certain crafted queries
when DNS64 was enabled. A remote attacker could use this flaw to cause Bind
to crash, resulting in a denial of service.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 12.10:
- bind9 1:9.8.1.dfsg.P1-4.2ubuntu3.1
- Ubuntu 12.04 LTS:
- bind9 1:9.8.1.dfsg.P1-4ubuntu0.5
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.