The version of Apple Safari installed on the remote Mac OS X host is prior to 9.1.2. It is, therefore, affected by multiple vulnerabilities, the most serious of which can result in remote code execution, in the following components :

  - WebKit
  - WebKit JavaScript Bindings
  - WebKit Page Loading

This update addresses the following vulnerabilities :

  -     [CVE-2016-4622](https://cve.mitre.org/cgi-bin/cvename.cg     i?name=CVE-2016-4622),     [CVE-2016-4624](https://cve.mitre.org/cgi-bin/cvename.cg     i?name=CVE-2016-4624),     [CVE-2016-4591](https://cve.mitre.org/cgi-bin/cvename.cg     i?name=CVE-2016-4591),     [CVE-2016-4590](https://cve.mitre.org/cgi-bin/cvename.cg     i?name=CVE-2016-4590)

Additional fixes :

  - Fix performance in accelerated compositing mode with the     modesetting intel driver and DRI3 enabled.

  - Reduce the amount of file descriptors that the Web     Process keeps open.

  - Fix Web Process deadlocks when loading HLS videos.

  - Make CSS and SVG animations run at 60fps.

  - Make meter elements accessible.

  - Improve accessibility name and description of elements     to make it more compatible with W3C specs and fix     several bugs in which the accessible name of objects was     missing or broken.

  - Fix a crash when running windowed plugins under Wayland.

  - Fix a crash at process exit under Wayland.

  - Fix several crashes and rendering issues.

Translation updates :

  - German.

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The version of iOS running on the mobile device is prior to 9.3.3. It is, therefore, affected by multiple vulnerabilities, the most serious of which can result in remote code execution, in the following components :

  - Calendar
  - CoreGraphics
  - FaceTime
  - ImageIO
  - IOAcceleratorFamily
  - IOHIDFamily
  - Kernel
  - libxml2
  - libxslt
  - Safari
  - Sandbox Profiles
  - Siri Contacts
  - Web Media
  - WebKit
  - WebKit JavaScript Bindings
  - WebKit Page Loading

According to its banner, the version of the remote Apple TV device is prior to 9.2.2. It is, therefore, affected by multiple vulnerabilities in the following components :

  - CoreGraphics
  - ImageIO
  - IOAcceleratorFamily
  - IOHIDFamily
  - Kernel
  - libxml2
  - libxslt
  - Sandbox Profiles
  - WebKit
  - WebKit Page Loading

Note that only 4th generation models are affected by the vulnerabilities.

The remote Ubuntu 16.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3079-1 advisory.

    A large number of security issues were discovered in the WebKitGTK+ Web and JavaScript engines. If a user     were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related     to web browser security, including cross-site scripting attacks, denial of service attacks, and arbitrary     code execution.

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote host is running a version of iOS 9.3.x prior to version 9.3.3, and the following components contain vulnerabilities :

 - CFNetwork
 - libxml2
 - WebKit
 - CoreGraphics
 - FaceTime
 - ImageIO
 - IOHIDFamily
 - Sandbox
 - Kernel
 - libxslt
 - Calender
 - IOAcceleratorFamily
 - Safari
 - Siri Contacts
 - Web Media

The version of Safari installed on the remote host is prior or equal to 9.1.1, and is affected by multiple vulnerabilities. These vulnerabilities are contained within the Webkit subcomponent.

ID	Name	Product	Family	Published	Updated	Severity
92358	Mac OS X : Apple Safari < 9.1.2 Multiple Vulnerabilities	Nessus	MacOS X Local Security Checks	7/19/2016	11/19/2019	high
93264	Fedora 23 : webkitgtk4 (2016-d957ffbac1)	Nessus	Fedora Local Security Checks	9/2/2016	1/11/2021	high
92359	Apple iOS < 9.3.3 Multiple Vulnerabilities	Nessus	Mobile Devices	7/19/2016	9/4/2024	critical
93139	Fedora 24 : webkitgtk4 (2016-4728dfe3ec)	Nessus	Fedora Local Security Checks	8/29/2016	1/11/2021	high
92494	Apple TV < 9.2.2 Multiple Vulnerabilities	Nessus	Misc.	7/21/2016	11/14/2019	critical
93511	Ubuntu 16.04 LTS : WebKitGTK+ vulnerabilities (USN-3079-1)	Nessus	Ubuntu Local Security Checks	9/15/2016	8/27/2024	high
9445	Apple iOS 9.3.x < 9.3.3 Multiple Vulnerabilities	Nessus Network Monitor	Mobile Devices	7/29/2016	3/6/2019	high
9550	Safari < 9.1.2 Multiple Vulnerabilities	Nessus Network Monitor	Web Clients	9/9/2016	3/6/2019	medium

Detections

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