[USN-2669-1] Bind vulnerability

2015-07-13T00:00:00
ID SECURITYVULNS:DOC:32307
Type securityvulns
Reporter Securityvulns
Modified 2015-07-13T00:00:00

Description

========================================================================== Ubuntu Security Notice USN-2669-1 July 07, 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

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

References: http://www.ubuntu.com/usn/usn-2669-1 CVE-2015-4620

Package Information: https://launchpad.net/ubuntu/+source/bind9/1:9.9.5.dfsg-9ubuntu0.1 https://launchpad.net/ubuntu/+source/bind9/1:9.9.5.dfsg-4.3ubuntu0.3 https://launchpad.net/ubuntu/+source/bind9/1:9.9.5.dfsg-3ubuntu0.3 https://launchpad.net/ubuntu/+source/bind9/1:9.8.1.dfsg.P1-4ubuntu0.11

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