========================================================================== Ubuntu Security Notice USN-3397-1 August 21, 2017 strongswan vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 17.04 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: strongSwan could be made to crash or hang if it received specially crafted network traffic. Software Description: - strongswan: IPsec VPN solution Details: It was discovered that strongSwan incorrectly handled verifying specific RSA signatures. A remote attacker could use this issue to cause strongSwan 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 17.04: libstrongswan 5.5.1-1ubuntu3.2 strongswan 5.5.1-1ubuntu3.2 Ubuntu 16.04 LTS: libstrongswan 5.3.5-1ubuntu3.4 strongswan 5.3.5-1ubuntu3.4 Ubuntu 14.04 LTS: libstrongswan 5.1.2-0ubuntu2.7 strongswan 5.1.2-0ubuntu2.7 In general, a standard system update will make all the necessary changes. References: https://www.ubuntu.com/usn/usn-3397-1 CVE-2017-11185 Package Information: https://launchpad.net/ubuntu/+source/strongswan/5.5.1-1ubuntu3.2 https://launchpad.net/ubuntu/+source/strongswan/5.3.5-1ubuntu3.4 https://launchpad.net/ubuntu/+source/strongswan/5.1.2-0ubuntu2.7
Ubuntu 3397-1: strongSwan vulnerability
strongSwan could be made to crash or hang if it received specially crafted network traffic.
