USN-3108-1: Bind vulnerability

Ubuntu Security Notice USN-3108-1

21st October, 2016

bind9 vulnerability

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

  • 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

Toshifumi Sakaguchi discovered that Bind incorrectly handled certain
packets with malformed options. A remote attacker could possibly use this
issue 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 version:

Ubuntu 12.04 LTS:
bind9

1:9.8.1.dfsg.P1-4ubuntu0.18

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.

References

CVE-2016-2848

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