Bind could be made to crash if it received specially crafted network traffic.
Jonathan Foote discovered that Bind incorrectly handled certain TKEY queries. A remote attacker could use this issue with a specially crafted packet to cause Bind to crash, resulting in a denial of service. (CVE-2015-5477)
28 July 2015
A security issue affects these releases of Ubuntu and its derivatives:
Bind could be made to crash if it received specially crafted network traffic.
Jonathan Foote discovered that Bind incorrectly handled certain TKEY queries. A remote attacker could use this issue with a specially crafted packet to cause Bind to crash, resulting in a denial of service. (CVE-2015-5477)
Pories Ediansyah discovered that Bind incorrectly handled certain configurations involving DNS64. A remote attacker could use this issue with a specially crafted query to cause Bind to crash, resulting in a denial of service. This issue only affected Ubuntu 12.04 LTS. (CVE-2012-5689)
The problem can be corrected by updating your system to the following package versions:
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.