USN-2728-1: Bind vulnerability

2 September 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

Hanno Böck discovered that Bind incorrectly handled certain malformed keys
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.

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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