USN-3482-1: ipsec-tools vulnerability

Ubuntu Security Notice USN-3482-1

16th November, 2017

ipsec-tools vulnerability

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

  • Ubuntu 12.04 LTS

Summary

ipsec-tools could be made to crash if it received specially crafted network traffic.

Software description

  • ipsec-tools - IPsec tools for Linux

Details

It was discovered that racoon, the ipsec-tools IKE daemon, incorrectly
handled certain ISAKMP fragments. A remote attacker could use this issue to
cause racoon 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:
racoon 1:0.8.0-9ubuntu1.2
ipsec-tools 1:0.8.0-9ubuntu1.2

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-2016-10396