KB4598479 Update Summary – Fixes Error 0x800706ba
KB4598479 updates the following Windows operating systems to address security vulnerabilities, improve system stability and reliability, and enhance overall performance. The update includes improvements in various components such as .NET Framework, Internet Explorer, Microsoft Scripting Engine, Microsoft Edge, ChakraCore, Microsoft Malware Protection Engine, and more.
KB4598479 Description – Addresses and Patches Error 0x800706ba in Windows Updates
KB4598479 addresses multiple critical and important security vulnerabilities affecting the Windows operating system. This cumulative update resolves issues related to elevation of privilege, information disclosure, remote code execution, denial of service, and other types of attacks. It also includes non-security updates that improve the stability, reliability, and performance of various components within the OS including but not limited to .NET Framework, Internet Explorer, Microsoft Scripting Engine, Windows Media Foundation, Microsoft Edge, ChakraCore, Hyper-V, WMI, Device Guard, Microsoft Malware Protection Engine, and more. The update specifically patches issues in these areas:
1. Fixes an issue that can cause Windows Update to fail with error code 0x80246027.
2. Resolves an elevation of privilege vulnerability in the Win32k component, which could allow attackers to execute arbitrary code with elevated permissions if a user opens a specially crafted file.
3. Addresses information disclosure vulnerabilities that might enable an attacker to gather sensitive information by reading files from other processes and potentially use it for further attacks.
4. Corrects issues in Internet Explorer related to improper scripting engine memory handling which could lead to remote code execution if a user views a webpage containing malicious scripts.
5. Enhances the security of Microsoft Scripting Engine through various fixes that reduce risks of remote code execution when processing specially crafted script files or web content.
6. Improves Windows Media Foundation by fixing multiple vulnerabilities that might allow attackers to execute arbitrary code in the context of the current user, especially if the user is a member of the administrators group.
7. Fixes bugs and improves performance for Microsoft Edge and its associated technologies like ChakraCore and MSHTML.
8. Provides updates to WMI (Windows Management Instrumentation) which include fixes for issues related to data corruption and denial-of-service conditions that might arise due to improper handling of array sizes.
9. Enhances the security features of Device Guard, including fixing bugs in Application Control Policies and User Mode Code Integrity policies.
10. Improves the Microsoft Malware Protection Engine through bug fixes and enhancements for better detection capabilities against malicious software threats.
Howto install KB4598479
To install KB4598479 update on your Windows system, follow these detailed steps:
- Navigate to the official Microsoft Update Catalog website.
- Search for ‘KB4598479’ in the search bar and locate the specific update file you need based on your operating system version (e.g., Windows 10 Version 20H2).
- Download the appropriate .cab or .msu file to a preferred location on your computer.
- If downloading multiple files, extract them using an archive management tool like WinRAR if necessary. However, for .msu files, extraction is not required as they are designed to be installed directly.
- Double-click the downloaded update file (either .cab or .msu) to start the installation process.
- Follow on-screen instructions carefully to complete the installation process. This might involve restarting your computer at certain points during and after the installation.
- To install manually via Windows Update:
(a) Open ‘Settings’ from the Start menu.
(b) Click on ‘Update & Security.’
(c) Go to the ‘Windows Update’ tab, then click ‘Check for updates.’
(d) Once found, select KB4598479 and follow prompts to install. - After installation is complete, reboot your system if prompted or recommended by Microsoft. This ensures that all changes are applied correctly and system stability is maintained.
Similar questions
What is the update KB4598479 and what does it fix?
How do I check if my system already has the update KB4598479 installed?
Can you tell me how to install the update KB4598479 manually on Windows 10 or Windows 11?
What are the potential issues reported with the update KB4598479, and what should I do if I encounter them?
Is it necessary to restart my computer after applying the update KB4598479?
Will the update KB4598479 affect any of my installed programs or settings on Windows 10 or Windows 11?
Where can I find detailed information about the changes included in the update KB4598479 for security and performance improvements?
How do I uninstall the update KB4598479 if it causes problems with my system?
Can you explain what kind of files or data are backed up before installing the update KB4598479?
Is there a way to pause automatic updates temporarily, so I can delay the installation of the update KB4598479?