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Samsung has already started releasing the April 2021 security patch to its several Galaxy smartphones even before starting the month of April. However, the company has recently published the security bulletin of the April 2021 security update, which details the revisions and bug fixes.

According to the official information, Samsung’s April 2021 patch keeps Galaxy phones and tablets secure against 6 critical and 37 high levels of CVEs. There’s no moderate level of threat found in this month’s patch while the company has already fixed 1 CVE with March’s patch and 1 CVE is not applicable for Samsung Galaxy devices.

Back in February 2021, the South Korean tech giant has officially announced that it will provide at least four years of up-to-date security patches for the Galaxy devices launched since 2019. Therefore, the company has also released the list of eligible devices that will get monthly/quarterly/other security updates. You can also check the full report HERE.

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List of CVEs fixed in April 2021 security patch:

Critical

CVE-2020-11204, CVE-2020-11228, CVE-2020-11218, CVE-2020-11192, CVE-2020-11227, CVE-2021-0430

High

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CVE-2020-11178, CVE-2020-11165, CVE-2020-11195, CVE-2020-11198, CVE-2020-11194, CVE-2020-11220, CVE-2020-11199, CVE-2020-11221, CVE-2020-11308, CVE-2020-11290, CVE-2020-11309, CVE-2020-11186, CVE-2020-11226, CVE-2020-11171, CVE-2020-11222, CVE-2020-11188, CVE-2020-11190, CVE-2020-11189, CVE-2020-11166, CVE-2021-0399, CVE-2021-0400, CVE-2021-0426, CVE-2021-0427, CVE-2021-0432, CVE-2021-0438, CVE-2021-0439, CVE-2021-0442, CVE-2021-0443, CVE-2021-0444, CVE-2021-0338, CVE-2021-0437, CVE-2021-0436, CVE-2021-0471, CVE-2021-0429, CVE-2021-0433, CVE-2021-0431, CVE-2021-0435

Moderate

  • None

Already included in previous updates

  • CVE-2020-11223

Not applicable to Samsung devices

  • CVE-2020-11299, CVE-2021-0446

* Please see Android Security Bulletin for detailed information on Google patches HERE.

Along with Google patches, Samsung Mobile provides 21 Samsung Vulnerabilities and Exposures (SVE) items, in order to improve customer’s confidence in the security of Samsung Mobile devices. Samsung security index (SSI), found in “Security software version”, SMR April-2021 Release 1 includes all patches from Samsung and Google. Some of the SVE items may not be included in this package, in case these items were already included in a previous maintenance release.

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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 Samsung Galaxy S4 and continue 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.

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Updates

Samsung Galaxy S21 Update: October 2021 security patch [USA]

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Back in January 2021, Samsung launched the Galaxy S21 flagship series, which introduces three variants including standard, Plus, and Ultra. Came pre-installed with Android 11-based One UI version 3.1, the Galaxy S21 lineup will get three major Android OS upgrades as well as four years of security patches.

Now, the South Korean tech giant has started releasing a new software update based on One UI to the Galaxy S21, Galaxy S21+ and Galaxy S21 Ultra devices. The recent release comes with improvements to system security as well as stability. Moreover, it also optimizes the stock applications for a better overall user experience.

Galaxy S21 Android 12

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Samsung Galaxy S21 Series Update

 

If you want to check for the latest update manually, head to your device Settings tap on Software updates and finally hit the Download and install button.

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October 16: October 2021 Security Patch [USA]

The Galaxy S21 series devices (Unlocked and carrier-branded) have started grabbing the October 2021 security patch through a new software update in the US. The latest update brings version numbers mentioned below:  [Source]

  • Galaxy S21 Ultra – G998USQS4AUIN/G998U1UES4AUIN
  • Galaxy S21 Plus – G996USQS4AUIN/G996U1UES4AUIN
  • Galaxy S21 – G991USQS4AUIN/G991U1UES4AUIN

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You can check the latest security patch content on the official Samsung security update page and eligibility on the scope page.

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Samsung Galaxy Note 10 Lite Update: October 2021 security patch out

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Galaxy Note 10 Lite

Samsung started rolling out a new One UI software update to the Galaxy Note 10 Lite smartphones. The update brings improvements to system security as well as stability. Furthermore, overall applications are also getting optimized with the One UI software system.

To be mentioned, the Galaxy Note 10 Lite is an affordable yet powerful variant of the Galaxy Note 10 flagship lineup. This device was launched pre-equipped with Android 10-based One UI 2.0, while received the Android 11-based One UI 3.0 and One UI 3.1 updates earlier this year.

Just like its parent models, the Galaxy Note 10 Lite is also eligible to get new software updates on a monthly basis. At the same time, the company is also committed to bringing three major Android OS upgrades as well as new security patches for five years from the date of the initial launch.

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Galaxy Note 10 Lite

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Samsung Galaxy Note 10 Lite Update

 

If you want to check for the latest update manually, head to your device Settings tap on Software updates and finally hit the Download and install button.

October 16: October 2021 Security Patch

Samsung started rolling out a new software update to the Galaxy Note 10 Lite smartphone users in France. This update installs the latest security patches released in October 2021. You can identify the firmware update via PDA version number – N770FXXS8EUI4. [Source]

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You can check the latest security patch content on the official Samsung security update page and eligibility on the scope page.

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[List] Samsung updated these Galaxy devices to October 2021 security patch

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Samsung Galaxy Security Update

From September 27, Samsung started sending its latest security update to the Galaxy devices. However, the Galaxy S21 series was the first to grab the October 2021 security patch in South Korea.

To be mentioned, Samsung’s every new security update comes with fixes for a lot of CVEs from Google and various SVEs for One UI software system, although, the patch details have yet to release.

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The Korean tech giant is rapidly expanding the reach of its October 2021 security patch to more and more Galaxy devices worldwide. Below, you can check all the Galaxy devices that have started getting the latest security patches.

Samsung October 2021 Update Device List

  • Galaxy S21, Galaxy S21+ and Galaxy S21 Ultra
  • Galaxy S20, Galaxy S20+ and Galaxy S20 Ultra
  • Galaxy Note 20 and Galaxy Note 20 Ultra
  • Galaxy A50
  • Galaxy S20 FE and Galaxy S20 FE 5G
  • Galaxy F62
  • Galaxy Tab Active 3
  • Galaxy Note 10
  • Galaxy Z Fold 3
  • Galaxy Z Flip 3
  • Galaxy A52
  • Galaxy Fold
  • Galaxy Z Flip 5G
  • Galaxy A02s
  • Galaxy M30s
  • Galaxy M62
  • Galaxy Z Flip
  • Galaxy Note 10 Lite
  • Galaxy A9 (2018)

This article will be updated regularly.

Samsung Galaxy Security Update

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