Secuno
ENNL
Book demo

CVE-2021-25370

Samsung Mobile Devices Memory Corruption

6.1 MEDIUMActively exploited (CISA KEV)EPSS 0.89%
  1. Published26 Mar 2021
  2. Added to CISA KEV8 Nov 2022
  3. Remediation due29 Nov 2022
Actively exploited (CISA KEV)

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.

Added to KEV: 8 Nov 2022Federal remediation due: 29 Nov 2022

Description

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

CVSS 3.1 breakdown

Attack vectorPhysical
Attack complexityHigh
Privileges requiredHigh
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

Samsung Android10.0 · 11.0 · 8.0 · 8.1

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

Related CVEs

Recent high-severity vulnerabilities sharing a weakness type.

CVE-2026-859658.0
Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7…
CVE-2026-57599.8
A double free and use-after-free vulnerability in the RdbLoadDeletedNodes function of…
CVE-2026-764588.6
As part of Cisco's ongoing commitment to proactive security and product quality, the…
CVE-2026-1071838.1
llama.cpp before b11393 contains a use-after-free and double free vulnerability in…
CVE-2026-553309.8
In BluetoothCccHandlerCallbackImpl of bluetooth_ccc.cc, there is a possible…
CVE-2026-1064238.8
Use after free in Media in Google Chrome prior to 155.0.8059.39 allowed a remote…

Frequently asked

Is CVE-2021-25370 being actively exploited?

Yes. CVE-2021-25370 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 8 Nov 2022.

How severe is CVE-2021-25370?

CVE-2021-25370 has a CVSS 3.1 base score of 6.1, rated medium. EPSS estimates a 0.89% probability of exploitation.

Which products are affected by CVE-2021-25370?

Affected products include Samsung Android.

How do I fix CVE-2021-25370?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2021-25370 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

See how prioritisation worksBook a demo

Get Patch this first every Monday

Five vulnerabilities that matter this week, ranked on real exploitation. Plain language, one email, no spam.

You can unsubscribe with one click from every issue. We handle your details as described in our privacy policy.

Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.