=========================================================================Ubuntu Security Notice USN-3482-1
November 16, 2017
ipsec-tools vulnerability
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 ESM
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 versions:
Ubuntu 12.04 ESM:
ipsec-tools 1:0.8.0-9ubuntu1.2
racoon 1:0.8.0-9ubuntu1.2
In general, a standard system update will make all the necessary
changes.
References:
https://ubuntu.com/security/notices/USN-3482-1
CVE-2016-10396