=========================================================================Ubuntu Security Notice USN-2623-1
June 01, 2015
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 UDP packets. 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 LTS:
racoon 1:0.8.0-9ubuntu1.1
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-2623-1
CVE-2015-4047
Package Information:
https://launchpad.net/ubuntu/+source/ipsec-tools/1:0.8.0-9ubuntu1.1