USN-3956-1: Bind vulnerability bind9 vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 19.04 Ubuntu 18.10 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Summary Bind could be made to consume resources if it received specially crafted network traffic. Software Description bind9 – Internet Domain Name Server Details It was discovered that Bind incorrectly handled limiting the number of simultaneous TCP clients. A remote attacker could possibly use this issue to cause Bind to consume resources, leading to a denial of service. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04 bind9 – 1:9.11.5.P1+dfsg-1ubuntu2.3 Ubuntu 18.10 bind9 – 1:9.11.4+dfsg-3ubuntu5.3 Ubuntu 18.04 LTS bind9 – 1:9.11.3+dfsg-1ubuntu1.7 Ubuntu 16.04 LTS bind9 – 1:9.10.3.dfsg.P4-8ubuntu1.14 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. In general, a standard system update will make all [ more… ]