CVE-2021-25370Samsung 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.

6.1 MEDIUMEPSS 0.89%⚡ Known Exploited (CISA KEV)NVD: Analyzed

Last updated: 2026-06-17 03:41 UTC

OverviewCVSS details

6.1MEDIUMCVSS 3.1

Score source: Samsung Mobile (CNA)
NVD status: Analyzed
Published: Mar 26, 2021
Assigner: Samsung Mobile

Affected

Samsung Mobile Devices (Samsung Mobile)

Versions: Selected O(8.X), P(9.0), Q(10.0), R(11.0) before SMR Mar-2021 Release 1
Fixed in: SMR Mar-2021 Release 1

Exploitation

Public exploit: None listed
CISA KEV: Listed · Nov 8, 2022
KEV due date: Nov 29, 2022
Ransomware use: Unknown
SSVC: Exploitation active · Automatable no · Impact total

EPSS · FIRST, scored Nov 8

0.89%chance of exploitation in 30 days

Higher than 59.60% of CVEs

CVSS 3.1 · Samsung Mobile (CNA)

6.1Medium

CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack vector: Physical
Attack complexity: High
Privileges required: High
User interaction: None
Scope: Unchanged
Confidentiality impact: High
Integrity impact: High
Availability impact: High

CVSS 3.1 · NVD

4.4Medium

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack vector: Local
Attack complexity: Low
Privileges required: High
User interaction: None
Scope: Unchanged
Confidentiality impact: None
Integrity impact: None
Availability impact: High

CVSS 2.0 · NVD

4.9Medium

AV:L/AC:L/Au:N/C:N/I:N/A:C

Attack vector: Local
Attack complexity: Low
Authentication: None
Confidentiality impact: None
Integrity impact: None
Availability impact: Complete

NVD status: Analyzed

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
6.1	MEDIUM	3.1Samsung Mobile (CNA)	CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
4.4	MEDIUM	3.1NVD	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
4.9	MEDIUM	2.0NVD	AV:L/AC:L/Au:N/C:N/I:N/A:C

CISA required action

⚡ Known exploited · remediation due Nov 29, 2022

Apply updates per vendor instructions.

Details

CVE ID: CVE-2021-25370
Status: Analyzed
Assigner (CNA): Samsung Mobile
Published: Mar 26, 2021
Last modified: 2026-06-17 03:41 UTC
Weaknesses: CWE-416
CWE-703

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 15:15 UTC.