1. Ubuntu Security Notices
  2. USN-2450-1

USN-2450-1: strongSwan vulnerability

Publication date

5 January 2015

Overview

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

Releases

Packages

Details

Mike Daskalakis discovered that strongSwan incorrectly handled IKEv2
payloads that contained the Diffie-Hellman group 1025. A remote attacker
could use this issue to cause the IKE daemon to crash, resulting in a
denial of service.

Mike Daskalakis discovered that strongSwan incorrectly handled IKEv2
payloads that contained the Diffie-Hellman group 1025. A remote attacker
could use this issue to cause the IKE daemon to crash, resulting in a
denial of service.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
14.10 utopic strongswan-ike –  5.1.2-0ubuntu3.2
14.04 trusty strongswan-ike –  5.1.2-0ubuntu2.2

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References

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