Samsung One UI March 2021 security update details

Back in December 2020, Samsung started sending the stable Android 11 update for the Galaxy devices. So far, numerous phones and tablets have received the major Android upgrade while a set of budget and mid-range handsets are waiting to get the Android 11-based One UI 3.0 features.

Aside from this, the Korean tech giant has also delivered the One UI 3.1 changes over the air for the newer and older flagship devices. This is the minor improved version over the One UI 3.0 and brings some new features and system improvements. The 3.1 version of One UI exclusively comes pre-installed with the Galaxy S21 series.

Other than the major and feature updates, Samsung recently announced that it will deliver at least four years of up-to-date security patches for the Galaxy devices launched since 2019. Like every time, the company has already started releasing the March 2021 security patch along with the One UI 3.1 features for the Galaxy Note 10 and S10 series ahead of 4 days of March.

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Now, as per the latest information, Samsung released the details of the March 2021’s security patch. The latest security update brings fixes for 4 critical, 26 high levels of CVEs. However, no moderate level of threat found in this month’s patch. Meanwhile, the company has already fixed 2 CVEs with December’s patch and 1 CVE is not applicable for Samsung Galaxy devices.

The company has also detailed the list of eligible devices that will get monthly/quarterly/other security updates. You can also check the full report HERE.

List of CVEs fixed in March 2021 security patch:

1. Critical
   1. CVE-2020-11170
   2. CVE-2020-11163
   3. CVE-2020-11272
   4. CVE-2021-0397
2. High
   1. CVE-2020-11271
   2. CVE-2020-11282
   3. CVE-2017-18509
   4. CVE-2020-11286
   5. CVE-2020-11177
   6. CVE-2020-11187
   7. CVE-2020-11253
   8. CVE-2020-11281
   9. CVE-2020-11296
   10. CVE-2020-11269
   11. CVE-2020-11275
   12. CVE-2020-11280
   13. CVE-2020-11287
   14. CVE-2020-11276
   15. CVE-2020-11270
   16. CVE-2020-11297
   17. CVE-2020-11278
   18. CVE-2021-0395
   19. CVE-2021-0391
   20. CVE-2021-0398
   21. CVE-2017-14491
   22. CVE-2021-0393
   23. CVE-2021-0396
   24. CVE-2021-0390
   25. CVE-2021-0392
   26. CVE-2021-0394
3. Moderate
   • None
4. Already included in previous updates
   1. CVE-2020-11180
   2. CVE-2020-11277
5. Not applicable to Samsung devices
   1. CVE-2020-11283

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