USN-2503-1: Bind vulnerability

Ubuntu Security Notice USN-2503-1

18th February, 2015

bind9 vulnerability

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

  • 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

Jan-Piet Mens discovered that Bind incorrectly handled Trust Anchor
Management. A remote attacker could 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 14.10:
bind9

1:9.9.5.dfsg-4.3ubuntu0.2
Ubuntu 14.04 LTS:
bind9

1:9.9.5.dfsg-3ubuntu0.2
Ubuntu 12.04 LTS:
bind9

1:9.8.1.dfsg.P1-4ubuntu0.10

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-2015-1349

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