USN-3968-1: Sudo vulnerabilities
USN-3968-1: Sudo vulnerabilities sudo vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 16.04 LTS Summary Several security issues were fixed in Sudo. Software Description sudo – Provide limited super user privileges to specific users Details Florian Weimer discovered that Sudo incorrectly handled the noexec restriction when used with certain applications. A local attacker could possibly use this issue to bypass configured restrictions and execute arbitrary commands. (CVE-2016-7076) It was discovered that Sudo did not properly parse the contents of /proc/[pid]/stat when attempting to determine its controlling tty. A local attacker in some configurations could possibly use this to overwrite any file on the filesystem, bypassing intended permissions. (CVE-2017-1000368) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 LTS sudo – 1.8.16-0ubuntu1.6 sudo-ldap – 1.8.16-0ubuntu1.6 To update [ more… ]