USN-3976-1: Samba vulnerability
USN-3976-1: Samba vulnerability samba 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 Samba could allow unintended access to network services. Software Description samba – SMB/CIFS file, print, and login server for Unix Details Isaac Boukris and Andrew Bartlett discovered that Samba incorrectly checked S4U2Self packets. In certain environments, a remote attacker could possibly use this issue to escalate privileges. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04 samba – 2:4.10.0+dfsg-0ubuntu2.1 Ubuntu 18.10 samba – 2:4.8.4+dfsg-2ubuntu2.4 Ubuntu 18.04 LTS samba – 2:4.7.6+dfsg~ubuntu-0ubuntu2.10 Ubuntu 16.04 LTS samba – 2:4.3.11+dfsg-0ubuntu0.16.04.20 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. In general, a standard system update will make all the necessary changes. References CVE-2018-16860 Source: USN-3976-1: Samba vulnerability