Lynis is an auditing tool for Unix (specialists). It scans the system and available software to detect security issues. Beside security related information it will also scan for general system information, installed packages and configuration mistakes. This software aims in assisting automated auditing, software patch management, vulnerability and malware scanning of Unix based systems.

Ubuntu Security Notice 3035-3 – USN-3035-1 fixed vulnerabilities in the Linux kernel for Ubuntu 15.10. This update provides the corresponding updates for the Linux Hardware Enablement kernel from Ubuntu 15.10 for Ubuntu 14.04 LTS. Jan Stancek discovered that the Linux kernel’s memory manager did not properly handle moving pages mapped by the asynchronous I/O ring buffer to the other nodes. A local attacker could use this to cause a denial of service. Various other issues were also addressed.

Ubuntu Security Notice 3036-1 – Jan Stancek discovered that the Linux kernel’s memory manager did not properly handle moving pages mapped by the asynchronous I/O ring buffer to the other nodes. A local attacker could use this to cause a denial of service.

Ubuntu Security Notice 3037-1 – Jan Stancek discovered that the Linux kernel’s memory manager did not properly handle moving pages mapped by the asynchronous I/O ring buffer to the other nodes. A local attacker could use this to cause a denial of service.

Ubuntu Security Notice 3032-1 – It was discovered that eCryptfs incorrectly configured the encrypted swap partition for certain drive types. An attacker could use this issue to discover sensitive information.