CVE-2021-25394 | BDVDB-2026-0023 Detail

SamsungSamsung Mobile Devices

Description#

A use after free vulnerability via race condition in MFC charger driver prior to SMR MAY-2021 Release 1 allows arbitrary write given a radio privilege is compromised.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.

Weaknesses#

CWE-416 Use After Free

References#

Exploit#

No public exploit known

History#

Version 12021-06-11Record published in the CVE List.
Version 22025-10-21Most recent update recorded in the CVE List.

Published

Published: 2021-06-11
Last modified: 2025-10-21

Vendor information

Vendor: Samsung
Product: Samsung Mobile Devices

All Samsung vulnerabilities

Score

6.4 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 34.6.

KEV

Yes

Listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

Apply updates per vendor instructions or discontinue use of the product if updates are unavailable

Affected Systems

Vulnerable
>= O(8.x), P(9.0), Q(10.0), R(11.0) and < SMR MAY-2021 Release 1
Fixed
SMR MAY-2021 Release 1

Scoring System

CVSS v4.0

Not available

CVSS v3.1

6.4 Medium

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

Metric breakdown
Attack Vector	Local
Attack Complexity	High
Privileges Required	High
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).