Is CVE-2021-25394 in the CISA KEV catalog?

Yes. CVE-2021-25394 is on the CISA Known Exploited Vulnerabilities list, added 2023-06-29.

What is the CVSS severity of CVE-2021-25394?

CVE-2021-25394 has a CVSS v3 base score of 6.4 (MEDIUM).

What is the EPSS score for CVE-2021-25394?

CVE-2021-25394 has an EPSS score of 0.42% (34th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2021-25394

MEDIUMCISA KEV

6.4

CVSS v3

NVD

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.

CWE-416Use After Free CWE-362Race Condition

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.42%probability of exploitation in 30 days

34thpercentile

Low risk: more likely to be exploited than 34% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Samsung Mobile Devices Race Condition Vulnerability

Samsung mobile devices contain a race condition vulnerability within the MFC charger driver that leads to a use-after-free allowing for a write given a radio privilege is compromised.

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

Remediation due: 2023-07-20

References

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-30.