USN-2693-1: Bind vulnerabilities

28 July 2015

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

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Releases

Packages

  • bind9 - Internet Domain Name Server

Details

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)

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Update instructions

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

Ubuntu 15.04
Ubuntu 14.04
Ubuntu 12.04

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

References

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Further reading