[USN-3574-1] Bind vulnerability

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[USN-3574-1] Bind vulnerability

Leonidas S. Barbosa
Ubuntu Security Notice USN-3574-1
February 19, 2018

bind9 vulnerability

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

- Ubuntu 12.04 ESM


Bind could be made to crash if it received specially crafted network

Software Description:
- bind9: Internet Domain Name Server


It was discovered that Bind incorrectly handled DNSSEC validation. An
attacker could possibly use this to cause a denial of service.

Update instructions:

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

Ubuntu 12.04 ESM:
  bind9                           1:9.8.1.dfsg.P1-4ubuntu0.25

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


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