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HarmonyOS August 2021 security patch details for smartphones



HarmonyOS patch details

Huawei has published the August 2021 HarmonyOS security details for phones and tablet devices. According to the information, Huawei has fixed a number of new security flaws with the latest HarmonyOS device security patches.

These security patches are released under monthly security maintenance for Huawei’s major flagship models and the rest of them draws under the quarterly section. If any of the corresponding HarmonyOS device users receive the August 2021 HarmonyOS security patch, you are recommended to install the updates on your device.

Security Patch:

Security updates are just patches that come with feature enhancements, performance improvements, bug fixes, etc. The more you delay the installation of these Security Updates, the more vulnerable your device will become.

HarmonyOS August 2021 security patch details:

HarmonyOS August 2021 security patches fix 4 medium levels of CVE in the framework. 27 medium levels of CVEs were found and fixed in HarmonyOS 2.0 kernel. A total of 5 medium to low-level CVEs are fixed in the system.


On the other hand, there are 2 high and 7 medium levels of CVE fixed in the HarmonyOS 2.0 app section. There are also third-party libraries, that are covered by the HarmonyOS security patches protection and fix 40 CVEs of high to medium levels found in the HarmonyOS 2.0 version.

If the security patch level of your Huawei phone or tablet is 2021-08-01 or later, all issues described in this update and the HarmonyOS Security Bulletin – August 2021 have been resolved.

CVE – CVE, short for Common Vulnerabilities and Exposures, is a list of publicly disclosed computer security flaws. When someone refers to a CVE, they mean a security flaw that’s been assigned a CVE ID number.

HarmonyOS patch details

A few of dangers fixed in this update:


  • Description: Some Huawei products have a vulnerability of not verifying parameters, leading to memory leaks and out-of-bounds memory accesses.
  • Harm: Successful exploitation of this vulnerability may affect data availability and confidentiality.


  • Description: Some Huawei products have a race condition vulnerability.
  • Harm: Successful exploitation of this vulnerability may bypass authentication.


  • Description: Some Huawei products have a vulnerability of releasing the same linked list node multiple times due to race conditions.
  • Harm: Successful exploitation of this vulnerability may cause a system reset.


  • Description: Some Huawei products have an improper verification vulnerability.
  • Harm: exploitation of this vulnerability may affect data confidentiality.

Most of Deng Li's smartphones are from the Huawei ecosystem and his first Huawei phone was Ascend Mate 2 (4G). As a tech enthusiast, he keeps exploring new technologies and inspects them closely. Apart from the technology world, he takes care of his garden.


Huawei Mate 20 Pro HarmonyOS portrait service widget feature rolling out



Huawei Mate 20 Pro portrait camera widget

Huawei is rolling out a new software update for the Mate 20 Pro that brings an important HarmonyOS portrait gallery service widget feature. This is an addition to other ingredients of the latest software rollout for the Mate 20 device in China.

The changelog is identical to the software rollout that became visible for the Huawei Mate 40 series, very recently in China. Therefore, the same update is now being sent to these three years old flagship.

According to the information, the Huawei Mate 20 Pro portrait service widget feature update comes with HarmonyOS version along with an update package size of 0.97GB. This is quite a big package because there’s a lot more to explore.

The latest portrait service widget allows you to rotate photos (in gallery view), swipe to change them to change the on-screen image, or click on the photo to open the app for a large view of selection.


The new software update for the Huawei Mate 20 Pro has a better service center, a new cross-device task manager, adds Celia keyboard as well as system stability and AI Celia voice assistant improvement.

This update is currently expanding in batches for the Huawei Mate 20 series models running HarmonyOS 2.0 in China. Therefore, the Chinese tech maker is now wondering to improve the device with the latest enhancements as possible.

The latest software rollout is only available for the Chinese consumers of the Huawei Mate 20 Pro, while the global users still run EMUI 11 software system and waiting eagerly for the next major upgrade.

Huawei Mate 20 Pro Portrait HarmonyOS service widget

How to Update

If you have the Huawei Mate 20 or Mate 20 Pro with the HarmonyOS operating system, you can check for the update via the following instructions.


Go to the settings section. To do this, open Settings > Software & updates > updates, Check for updates, and if available, download and install. Your phone will restart and begin the installation process.

Before you begin, it’s recommended that you charge your smartphone sufficiently so it won’t run out of power during the update procedure. Also, keep a backup of your important data, so you won’t lose a nick of your important memories. Furthermore, the downloaded update package will be deleted automatically once the installation finishes.

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HarmonyOS for Huawei Mate 40 series rolling out



Huawei mate 40 series

Huawei has initiated HarmonyOS software update for the Mate 40 series devices in China. This update is currently rolling out for the standard Huawei Mate 40 and Mate 40E 5G devices. Thereafter, the Chinese tech giant has added a tone of new features and optimizations that would help the consumers to get the most out of these two smartphones.

In summary, we can find that the HarmonyOS software update for the Huawei Mate 40 series comes including optimizations for the service center, add a new cross-device task center, service widgets, Celia keyboard, enhancements for the AI voice system, and improvements for the system services.

This update is upgrading Huawei Mate 40 and Mate 40E smartphones on the HarmonyOS version upgrading from On the other hand, the package size is over 1GB. This update is currently airing in China and rolling out for the smartphones with HarmonyOS operating system.

Below you can check the detailed changelog of this software rollout.


Huawei mate 40 series

HarmonyOS changelog:

Service Center: In the service center (swipe up from the edge of the left or bottom right corner of the screen to enter), add a scenario-based service combination on the “Discovery” tab, and add it to the desktop to automatically adapt to the universal card and one-click access to similar services

Task Center: Added cross-device task management function, in the task center (swipe from the bottom of the screen to enter the short pause), you can view and use the historical tasks of the same WLAN network and Huawei ID device (requires support for the task center), and transfer tasks to each other Added.

Service Widgets: for other management operations (universal cards for portrait clustering) (up-slide gallery application icon, can be added to the desktop), you can rotate the photos of the selected person, click on the avatar to change the person, click on the photo to jump to The clustering album of this character see more.

Input Method: Added a quick download icon for Celia keyboard application (click to download and use), Celia keyboard can bring you a simple and safe input experience.


Smart Voice: Optimize the smart voice function, wake up more sensitively Optimize

System: Caring for the elders, optimize basic experience such as touch, volume, etc., add desktop icon magnification function to optimize system power consumption in some situations.

HarmonyOS Huawei mate 40

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These nine Huawei devices begin HarmonyOS beta testing



Huawei HarmonyOS beta Nine Devices

Today, Huawei announced the HarmonyOS 2.0 beta recruitment starts for nine Huawei and Honor devices. This beta batch includes the company’s tablets and a smartphone. Now, the devices will be soon getting the beta builds followed by the stable updates.

According to the information, a total of 2000 users of each tablet (overall 18,000 users) can register themselves for this activity. In addition, these beta devices will be the first to experience the HrmonyOS 2.0 performance on their respective models.

Furthermore, the recruitment will be closed by the 5th November 2021 at 10:00. Users, who want to shift from EMUI to HarmonyOS can register before the announced timeline. Thereafter, the company will send HarmonyOS 2.0 beta build for the respect registered beta testers.

As of now, you can check the Huawei device list announced for this batch of HarmonyOS beta recruitment.


Huawei HarmonyOS beta Nine Devices:

  1. MediaPad M5 Youth Edition (8-inch variant)
  2. MediaPad M5 Youth Edition (10.1-inch variant)
  3. Enjoy Tablet 2
  4. Enjoy Tablet (10.1-inch variant)
  5. Honor Tablet 6 (10.1-inch variant)
  6. Honor Tablet 5 (8-inch variant)
  7. Honor Tablet 5 (10.1-inch variant)
  8. Honor Tablet X6
  9. Nova 8 SE Vitality Edition

Huawei HarmonyOS beta recruitment

The users are suggested to also sign up for the pollen club with the latest version to be updated with this process and interact with other companions. Besides, they can register through Pollen Club, open the app then go to recommendations and check for the internal beta registration. Here, fulfill all the required data and you have successfully registered.

HarmonyOS Update Rollout:

Speaking of the HarmonyOS update rollout, it’s only available for the Chinese variants whereas the company is still silent about its global availability. However, it has crossed the 120 million milestones in the native market with constantly growing numbers.

Now, the company has increased its aim from 100 million to 300 million for this year. It might be possible that after completing 300 million upgrades, the company will turn to global users.

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