CVE-2021-25370

mediumpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.009 · 59 %ileEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV

Likely / severe?

0.89% (59th) EPSS

CVSS 4.9 · medium

Is it mine?

11 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

added 2022-11-08remediate by 2022-11-29

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-26

Samsung Mobile Devices Memory Corruption Vulnerability

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

Technical severity, 0–10. One row per scoring source.

6.1

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04.9mediumAV:L/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USexploitability 3.9 · impact 6.9

v3.14.4mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 0.8 · impact 3.6

v3.16.1mediumAV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.16.1mediumCVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.16.1mediumCVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondary · mobile.security@samsung.comexploitability 0.2 · impact 5.9

v3.14.4mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USprimaryCWE-416USCWE-703USCWE-787US

affected products (11)

Products and version ranges known to be affected.

Samsung Mobile Samsung Mobile DevicesSelected O(8.X), P(9.0), Q(10.0), R(11.0) → SMR Mar-2021 Release 1enisa_euvdEU
Google Inc Android≤ 11.0fstec_bduRU
Google Inc Android≤ 10.0fstec_bduRU
Google Inc Android≤ 9fstec_bduRU
Google Inc Android≤ 8fstec_bduRU
Google Inc Android≤ 8.1fstec_bduRU
samsung android= 10.0nvdUScpe:2.3:o:samsung:android:*:*:*:*:*:*:*:*
samsung android= 11.0nvdUScpe:2.3:o:samsung:android:*:*:*:*:*:*:*:*
samsung android= 8.0nvdUScpe:2.3:o:samsung:android:*:*:*:*:*:*:*:*
samsung android= 8.1nvdUScpe:2.3:o:samsung:android:*:*:*:*:*:*:*:*
samsung android= 9.0nvdUScpe:2.3:o:samsung:android:*:*:*:*:*:*:*:*

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2021-03-26modified 2026-06-17

related (12,135)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2026-68820US	—OT critical	0.33% (26th)	KEV	2026-08-11
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
CVE-2026-5281US	—OT critical	13.5% (96th)	KEV	2026-04-01
Use after free in Dawn in Google Chrome prior to 146.0.7680.178 allowed a remote attacker who had compromised the renderer process to execute arbitrary code via a crafted HTML page…
CVE-2026-2441US	high8.8OT critical	55.0% (99th)	KEV	2026-02-13
Use after free in CSS in Google Chrome prior to 145.0.7632.75 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security sever…
CVE-2025-43529US	—OT critical	25.7% (98th)	KEV	2025-12-17
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2,…
CVE-2025-62221US	—OT critical	2.50% (85th)	KEV	2025-12-09
Use after free in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

+12130 more

references (8)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan