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Ubuntu 12.04 LTS USN-3108-1: Critical Bind Crash DoS Issue

ubuntu
Calendar Grey October 21, 2016
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Critical security flaw discovered in Ubuntu 12.04 LTS; update issued to mitigate potential service interruption risk.
Bind could be made to crash if it received specially crafted network traffic.

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.

Topics%20covered

Topics Covered

security advisory denial of service patch network traffic ubuntu bind9 crash issue

Update Instructions

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

Ubuntu 12.04 LTS:
  bind9                           1:9.8.1.dfsg.P1-4ubuntu0.18

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

References

https://ubuntu.com/security/notices/USN-3108-1

CVE-2016-2848

Severity
critical
Lowest
Low
Medium
High
Critical

October 21, 2016

Topics%20covered

Topics Covered

security advisory denial of service patch network traffic ubuntu bind9 crash issue

Package Information

https://launchpad.net/ubuntu/+source/bind9/1:9.8.1.dfsg.P1-4ubuntu0.18

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