July 2022 Patch Tuesday Review: Microsoft Fixes 84 Security Flaws

windows 10 security updates

Today is the second Tuesday of July 2022 and it’s time to check out the latest security updates from Microsoft. As part of this month’s patch update, Microsoft Fixes 84 Security Flaws, where four of them are classified as ‘Critical’ as they allow remote code execution. Among the 84 bugs fixed today, it comes fixes for one actively exploited zero-day elevation of privileges vulnerability. Earliar this month the company also released two (2) Microsoft Edge (Chromium-Based) security updates as well.

Patch Tuesday updates are cumulative updates that usually only include minor patches and security fixes. 

Microsoft July 2022 Patch Tuesday

With todays update Microsoft patch several flaws in its software, including Denial of Service (DoS), Elevation of Privilege, Information Disclosure, Microsoft Edge (Chromium-based), Remote Code Execution (RCE), Security Feature Bypass, and Tampering.

The number of bugs in each vulnerability category is listed below:

The actively exploited zero-day vulnerability fixed today is tracked as ‘CVE-2022-22047 – Windows Client Server Runtime Subsystem CSRSS Elevation of Privilege Vulnerability.’ An attacker who successfully exploited this vulnerability could gain SYSTEM privileges. (Article 5015874)

Besides CVE-2022-22047, two more elevations of privilege flaws have been fixed in the same component — CVE-2022-22026 (CVSS score: 8.8) and CVE-2022-22049 (CVSS score: 7.8) — that were reported by Google Project Zero researcher Sergei Glazunov.

Recent updates from other companies

Other vendors who released updates in July 2022 include:

Windows security updates

In addition to Microsoft security updates, this Patch Tuesday also brought Windows 11 and Windows 10 cumulative updates. That includes KB5015814 (OS Build 22000.795) for windows 11 and KB5015807 (OS Builds 19044.1826) for windows 10 version 21H2. So if you are running any of these windows versions make sure you update them as you install the new patches.

Windows 11 KB5015814

With todays update KB5015814 for Windows 11, Microsoft brings search highlights feature that displays a colorful icon in the Windows 11 search bar. And If you hover the mouse over the icon a news overview of an interesting moment of what’s special about each day opens.

In addition to search highlight, today’s update also Addresses an issue that redirects the PowerShell command output so that transcript logs do not contain any output of the command. Consequently, the decrypted password is lost.

Some more bug fixes and improvements inlucde:

You can read the complete changelog Microsoft support blog here.

Windows 10 KB5015807

Cumulative update KB5015807 for Windows 10 also Addresses security issues for your Windows operating system.

You can read the complete changelog Microsoft support blog here.

Download Windows 10 Cumulative update

All these Security updates Automatically download and get installed on your device via Windows update. If your device has not received yet open settings, Update & Security and Check for updates. Once done restart your Device to apply the updates.

If you face any difficulty while installing these updates check how to fix Windows 10 Update installation problems.

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