CVE-2021-25370: Samsung Mobile Devices Memory Corruption Vulnerability

Published Mar 26, 2021
·
Updated

An incorrect implementation handling file descriptor in dpu driver prior to SMR Mar-2021 Release 1 results in memory corruption leading to kernel panic.

Other sources

Samsung mobile devices using Mali GPU contain an incorrect implementation handling file descriptor in dpu driver. This incorrect implementation results in memory corruption, leading to kernel panic. This vulnerability was chained with CVE-2021-25337 and CVE-2021-25369.

CISA

Affected Software

56 affected components
Samsung Mobile Devices
Google Android=8.0
Google Android=8.1
Google Android=9.0
Google Android=10.0
Google Android=11.0
Samsung android=8.0
Samsung android=8.1
Samsung android=9.0-smr-apr-2019-r1
Samsung android=9.0-smr-apr-2020-r1
Samsung android=9.0-smr-aug-2019-r1
Samsung android=9.0-smr-aug-2020-r1
Samsung android=9.0-smr-dec-2018-r1
Samsung android=9.0-smr-dec-2019-r1
Samsung android=9.0-smr-dec-2020-r1
Samsung android=9.0-smr-feb-2019-r1
Samsung android=9.0-smr-feb-2020-r1
Samsung android=9.0-smr-feb-2021-r1
Samsung android=9.0-smr-jan-2019-r1
Samsung android=9.0-smr-jan-2020-r1
Samsung android=9.0-smr-jan-2021-r1
Samsung android=9.0-smr-jul-2019-r1
Samsung android=9.0-smr-jul-2020-r1
Samsung android=9.0-smr-jun-2019-r1
Samsung android=9.0-smr-jun-2020-r1
Samsung android=9.0-smr-mar-2019-r1
Samsung android=9.0-smr-mar-2020-r1
Samsung android=9.0-smr-may-2019-r1
Samsung android=9.0-smr-may-2020-r1
Samsung android=9.0-smr-nov-2018-r1
Samsung android=9.0-smr-nov-2019-r1
Samsung android=9.0-smr-nov-2020-r1
Samsung android=9.0-smr-oct-2018-r1
Samsung android=9.0-smr-oct-2019-r1
Samsung android=9.0-smr-oct-2020-r1
Samsung android=9.0-smr-sep-2019-r1
Samsung android=9.0-smr-sep-2020-r1
Samsung android=10.0-smr-apr-2020-r1
Samsung android=10.0-smr-aug-2020-r1
Samsung android=10.0-smr-dec-2019-r1
Samsung android=10.0-smr-dec-2020-r1
Samsung android=10.0-smr-feb-2020-r1
Samsung android=10.0-smr-feb-2021-r1
Samsung android=10.0-smr-jan-2020-r1
Samsung android=10.0-smr-jan-2021-r1
Samsung android=10.0-smr-jul-2020-r1
Samsung android=10.0-smr-jun-2020-r1
Samsung android=10.0-smr-mar-2020-r1
Samsung android=10.0-smr-may-2020-r1
Samsung android=10.0-smr-nov-2019-r1
Samsung android=10.0-smr-nov-2020-r1
Samsung android=10.0-smr-oct-2020-r1
Samsung android=10.0-smr-sep-2020-r1
Samsung android=11.0-smr-dec-2020-r1
Samsung android=11.0-smr-feb-2021-r1
Samsung android=11.0-smr-jan-2021-r1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Samsung mobile devices (dpu driver / SMR) to a version that resolves this vulnerability.

    Fixed in SMR Mar-2021 Release 1

Event History

Mar 26, 2021
CVE Published
via MITRE·06:23 PM
Data Sourced
via MITRE·06:23 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·07:15 PM
DescriptionSeverityWeaknessAffected Software
Nov 8, 2022
Known Exploited
via CISA·12:00 AM

Frequently Asked Questions

1

What is CVE-2021-25370?

CVE-2021-25370 is a memory corruption vulnerability found in Samsung mobile devices using Mali GPU.

2

How does CVE-2021-25370 affect Samsung mobile devices?

CVE-2021-25370 can lead to memory corruption and kernel panic on Samsung mobile devices using Mali GPU.

3

What is the severity of CVE-2021-25370?

CVE-2021-25370 has a severity rating of 4.4 (medium).

4

Which versions of Android are affected by CVE-2021-25370?

CVE-2021-25370 affects Android versions 8.0, 8.1, 9.0, 10.0, and 11.0.

5

How can I fix CVE-2021-25370?

To mitigate CVE-2021-25370, make sure to update your Samsung mobile device to the latest security patch provided by Samsung.

Contact

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