# CVE-2021-25395: Samsung Mobile Devices Race Condition Vulnerability

> CVE-2021-25395: Samsung Mobile Devices Race Condition Vulnerability. CVSS 6.4 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2021-25395
Last updated: 2025-10-21T23:25:42Z

- Published: 2021-06-11 14:45 UTC · Updated: 2025-10-21 23:25 UTC · Assigner: Samsung Mobile
- CVSS: 6.4 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
- EPSS: 0.37%, 30th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2023-06-29, federal due date 2023-07-20, ransomware use: Unknown
- CWE: CWE-362

## Description

A race condition in MFC charger driver prior to SMR MAY-2021 Release 1 allows local attackers to bypass signature check given a radio privilege is compromised.

## CISA required action

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

## Affected vendors and products

- Samsung Mobile: Samsung Mobile Devices

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2021-25395)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2021-25395)
- [https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=5](https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=5)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2021-25395 · Markdown: https://rewindex.com/cve/CVE-2021-25395.md · JSON: https://rewindex.com/api/v1/cves/CVE-2021-25395 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:13:20.897Z