# CVE-2021-25372: Samsung Mobile Devices Improper Boundary Check Vulnerability

> CVE-2021-25372: Samsung Mobile Devices Improper Boundary Check Vulnerability. CVSS 6.1 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2021-25372
Last updated: 2026-01-14T14:51:22Z

- Published: 2021-03-26 18:25 UTC · Updated: 2026-01-14 14:51 UTC · Assigner: Samsung Mobile
- CVSS: 6.1 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
- EPSS: 0.80%, 56th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2023-06-29, federal due date 2023-07-20, ransomware use: Unknown

## Description

An improper boundary check in DSP driver prior to SMR Mar-2021 Release 1 allows out of bounds memory access.

## 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-2021-25372)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2021-25372)
- [https://security.samsungmobile.com](https://security.samsungmobile.com)
- [https://security.samsungmobile.com/securityUpdate.smsb](https://security.samsungmobile.com/securityUpdate.smsb)

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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-2021-25372 · Markdown: https://rewindex.com/cve/CVE-2021-25372.md · JSON: https://rewindex.com/api/v1/cves/CVE-2021-25372 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:11:06.395Z