USN-2669-1: Bind vulnerability
7 July 2015
bind9 vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 15.04
- Ubuntu 14.10
- Ubuntu 14.04 LTS
- 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
Breno Silveira Soares discovered that Bind incorrectly handled certain zone data when configured to perform DNSSEC validation. A remote attacker could use this issue with specially crafted zone data 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 versions:
- Ubuntu 15.04
- bind9 - 1:9.9.5.dfsg-9ubuntu0.1
- Ubuntu 14.10
- bind9 - 1:9.9.5.dfsg-4.3ubuntu0.3
- Ubuntu 14.04 LTS
- bind9 - 1:9.9.5.dfsg-3ubuntu0.3
- Ubuntu 12.04 LTS
- bind9 - 1:9.8.1.dfsg.P1-4ubuntu0.11
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.