USN-3535-1: Bind vulnerability

Ubuntu Security Notice USN-3535-1

17th January, 2018

bind9 vulnerability

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

  • Ubuntu 17.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS

Summary

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

Software description

  • bind9
    – Internet Domain Name Server

Details

Jayachandran Palanisamy discovered that the Bind resolver incorrectly
handled fetch cleanup sequencing. 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 17.10:
bind9

1:9.10.3.dfsg.P4-12.6ubuntu1.1
Ubuntu 16.04 LTS:
bind9

1:9.10.3.dfsg.P4-8ubuntu1.10
Ubuntu 14.04 LTS:
bind9

1:9.9.5.dfsg-3ubuntu0.17

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-2017-3145


Source From: ubuntu.com.
Original article title: USN-3535-1: Bind vulnerability.
This full article can be read at: USN-3535-1: Bind vulnerability.

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