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Samsung March 2023 Security Patch: Fixes for Call, Keyboard, System UI and more



Samsung Galaxy Software Update

Samsung March 2023 security patch details go official, confirming fixes for a number of CVEs as well as One UI Keyboard, System UI, and more. As of March 6, the company has not started the latest patch’s rollout for Galaxy devices, but we believe it’s not too away now.

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According to the info, March 2023 security patch for Samsung devices brings Google patches that are mentioned in the Android security bulletin. There are a number of common vulnerability exposures listed in the document that falls into different ranges including:

  1. Critical – 5
  2. High – 35
  3. Moderate – 0
  4. Already fixed – 4
  5. Not applicable – 5

Apart from this, the March 2023 patch also includes 23 One UI patches which Samsung calls SVE (Samsung Vulnerabilities and Exposures). Together with Android and One UI patches, the latest software update ensures the best security and privacy on Galaxy devices.

Severe issues that are patched in the March OTA:

Call application

Improper access control vulnerability in Call application prior to SMR Mar-2023 Release 1 allows local attackers to access sensitive information without proper permission. The patch adds proper permission to prevent improper access.

Samsung Keyboard

Improper authorization in Samsung Keyboard prior to SMR Mar-2023 Release 1 allows a physical attacker to access users’ text history on the lock screen. The patch removes the context menu on the lock screen.

Vulnerability in System UI

Improper privilege management vulnerability in PhoneStatusBarPolicy in System UI allows attackers to turn off Do not disturb via unprotected intent. Samsung’s March 2023 patch adds proper protection for the intent.

Galaxy Themes

Path traversal vulnerability in Galaxy Themes Service allows attackers to access arbitrary files with system uid.
The March update adds proper input validation.


Improper access control vulnerability in Bluetooth prior allows attackers to send files via Bluetooth without related permission. The company has also patched this flaw with the latest OTA release, which affects Galaxy devices running Android 11 to 13.

Use after-free vulnerability in decon driver

This issue affected Galaxy devices running Android 11/12/13 with Exynos 2100 chipset (Galaxy S21 series). It allows attackers to cause memory access faults, which have been fixed with the addition of proper check logic to prevent use after free.

Samsung Galaxy Software Update

Here are the CVE items:


  • CVE-2022-33232, CVE-2022-33243, CVE-2022-40514, CVE-2023-20951, CVE-2023-20954


  • CVE-2022-0850, CVE-2022-41222, CVE-2023-20937, CVE-2023-20938, CVE-2023-20602, CVE-2022-33221, CVE-2022-33233, CVE-2022-33248, CVE-2022-33277, CVE-2022-47339, CVE-2022-47331
  • CVE-2023-20906, CVE-2023-20911, CVE-2023-20917, CVE-2023-20947, CVE-2023-20963, CVE-2023-20956, CVE-2023-20958, CVE-2023-20964, CVE-2023-20926, CVE-2023-20931, CVE-2023-20936
  • CVE-2023-20953, CVE-2023-20955, CVE-2023-20957, CVE-2023-20959, CVE-2023-20960, CVE-2023-20966, CVE-2022-4452, CVE-2022-20467, CVE-2023-20929, CVE-2023-20952, CVE-2023-20962, CVE-2022-20499, CVE-2023-20910


  • None

Already included in previous updates

  • CVE-2022-40502, CVE-2022-40512, CVE-2022-33271, CVE-2022-33306

Not applicable to Samsung devices

  • CVE-2022-39189, CVE-2022-39842, CVE-2022-33280, CVE-2022-34145, CVE-2022-34146

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James is the lead content creator on Sammy Fans and mostly works on Samsung's firmware section. His first phone was the Galaxy S4 and continues to get new S series devices. Most of the time, James tries to learn about new technologies and gadgets but he also sneaks a bit of free time to nearby rivers and nature.


Samsung One UI March 2023 Updates List



Samsung Software update

On March 6, Samsung released the March 2023 Android plus One UI patch details for Galaxy devices and the updates started to roll out on the 7th. Within February, Samsung updated most of the Galaxy devices with One UI 5.1 and February 2023 security patch.

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Samsung’s monthly software updates arrive as part of the security maintenance release. Hence, we recommend you install the latest firmware to keep your Galaxy device up to date with the latest security solutions. Besides security patches, Galaxy updates may also offer performance improvements.

One UI 5.1

One UI 5.1 debuted on February 1st and all the flagship Galaxy models received it within 20 days of launch. For the next major upgrade, Galaxy users have to wait longer, while this incremental feature-rich firmware will be helping you with improved performance further.

Galaxy A54, A34

On March 15, Samsung unveiled the Galaxy A54 and Galaxy A34 smartphones. These devices use Exynos 1380/MediaTek processor and run the S23-like Android 13-based One UI 5.1 out of the box. As expected, these devices are set to hit market shelves later this month in Southeast Asia and Europe.

Samsung Keyboard March 2023 patch

Throughout March 2023, we will continue to get new updates, and official announcements, as well as leaks and rumors about upcoming phones and software. You can stay up to date with the Galaxy ecosystem by following us on Google News, and below, we will keep you updated with March 2023 updates rollout by Samsung.

March 26, 2023:

  • Samsung Galaxy devices getting March 2023 Google Play System update in select countries including Germany and India.

March 25, 2023:

  • The Galaxy M42 smartphone users started grabbing the latest Android patches via OTA.

March 24, 2023:

  • The Galaxy A54 4G is also receiving the March patch.

March 23, 2023:

  • The Galaxy Tab S7 and Tab S7 Plus users collecting the latest Android security patches from Samsung.
  • Samsung released the March 2023 update to Galaxy A30s mid-range phone.

March 22, 2023:

  • Samsung’s Galaxy S21 FE smartphone grabbing March 2023 security patch.

March 18, 2023:

  • The Galaxy A52s started getting this newest security patch.

March 17, 2023:

  • Samsung expanding Mar. patch to more Galaxy Z Fold 3, Flip 3, S22 and Note 20 users.
  • The Galaxy A53 starts getting latest security update.
  • Severe Exynos modem vulnerabilities discovered, read more

March 16, 2023:

  • The S20 FE LTE and 5G smartphones started to get the March patch.

March 15, 2023:

  • The Galaxy Tab S8 series also joins flagships receiving March security maintenance release.

March 12, 2023:

  • Samsung’s Galaxy S10e, S10, and S10 Plus start getting the March patch.

March 11, 2023:

  • The new security patch is now available for Galaxy Z Fold 4 and Galaxy Z Flip 4 in the US.

March 09, 2023:

  • The Galaxy S22, S21, Note 20 series, and Galaxy Z Fold 3 started getting the latest security update in the US.

March 08, 2023:

  • The company pushed March 2023 Android patches to the Galaxy S20 series.

March 07, 2023:

  • Samsung starts the latest security patch’s rollout for Galaxy S23 and Galaxy S22 and Galaxy S21 series.
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T-Mobile releases March 2023 update for Samsung Galaxy S20 FE 5G



T-mobile Samsung Galaxy S20 FE March 2023 update

T-Mobile has started pushing the March 2023 security update for Samsung Galaxy S20 FE 5G users in the US. The latest security update mainly focuses on improving the security and privacy of your device.

Samsung Galaxy S20 FE 5G smartphone users on the T-Mobile network are grabbing March 2023 update with One UI build version G781USQS9HWB6. The latest update is based on One UI 5.1 so your device must be updated to this major version then only your mobile will get a notification of this latest monthly patch.

T-mobile Samsung Galaxy S20 FE March 2023 update

The March 2023 update for the Galaxy S20 FE smartphone is already available in India, Europe, and on some US mobile network carriers such as Verizon. The company will soon this update available for all Galaxy S20 FE models.

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To install the latest update, visit your smartphone’s Settings and tap the Software Update. Now, click on Download and install option to get access to the latest update.

March 2023 security patch details 

According to the official details, March 2023 security patch fixes different kinds of bugs and issues patched by Google and Samsung, listed in the Android and One UI security bulletin. A bunch of vulnerability exposures listed in the document that falls into different ranges including:

  • Critical – 5
  • High – 35
  • Moderate – 0
  • Already fixed – 4
  • Not applicable – 5

Aside from this, the March 2023 patch also includes 23 One UI patches which Samsung calls SVE (Samsung Vulnerabilities and Exposures). Together with Android and One UI patches, the latest software update ensures the best security and privacy on Galaxy devices.

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Samsung Galaxy Tab S7 gets March 2023 update in Brazil



Samsung Galaxy Tab S7 March 2023 update brazil

Samsung Galaxy Tab S7 and Galaxy Tab S7 Plus are grabbing a new update with March 2023 security patch in Brazil. This update is already available for several countries in Latin America.

Samsung’s March 2023 security update fixes dozens of security bugs in Android OS and One UI to improve the security and stability of the devices. However, the latest update does not accompany any noticeable changes for the Galaxy Tab S7 but it carries the freshly released monthly patch.

Samsung Galaxy Tab S7 March 2023 update brazil

Users of the Samsung Galaxy Tab S7 series in Brazil can identify the March 2023 update via the version number mentioned below.

  • Galaxy Tab S7 –T875XXS2DWC1
  • Galaxy Tab S7 Plus – T975XXS2DWC1

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If you haven’t already received the OTA update notification, expect to get it in the next day or so. The rollout happens rapidly so it shouldn’t be long before you’re able to get the update. You can manually check the update via your device’s SettingsDownload and install option under Software Updates.

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