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Vulnerabilities

Vulnerability · CVE-2021-25372

Samsung Mobile Devices Improper Boundary Check Vulnerability

Published Dec 22, 2020 · catalog updated Jun 16, 2026 · Samsung Mobile Devices

Patch now

CVE-2021-25372 is in the CISA known-exploited catalog, due Jul 20, 2023. Confirm Samsung Mobile Devices against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
Medium6.7
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
0.80%
Remediation
Remediation guidance
Affected products
cpe samsung/android · vendor Samsung Mobile Devices

Samsung mobile devices contain an improper boundary check vulnerability within DSP driver that allows for out-of-bounds memory access.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe samsung/android10.0
  • cpe samsung/android11.0
  • vendor Samsung Mobile Devicesversion unspecified

How to fix CVE-2021-25372

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2021-25372 is in the CISA known-exploited catalog, due Jul 20, 2023. Confirm Samsung Mobile Devices against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with 10.0, 11.0. Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

What should an analyst verify?

CWE-703; CWE-787: Out-of-bounds Write. EPSS 0.80%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 26, 2021 · Catalog

    Detected

    Samsung mobile devices contain an improper boundary check vulnerability within DSP driver that allows for out-of-bounds memory access.

  2. Jun 29, 2023 · CISA KEV

    Known exploited

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

  3. Jul 20, 2023 · CISA KEV

    Remediation due

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

  4. Jun 16, 2026 · Catalog

    Updated

    Samsung mobile devices contain an improper boundary check vulnerability within DSP driver that allows for out-of-bounds memory access.

Sources

  • CISA KEVConfirmed exploitationCVE-2021-25372

    Samsung mobile devices contain an improper boundary check vulnerability within DSP driver that allows for out-of-bounds memory access.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2021-25372

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2021-25372

    30-day exploitation probability 0.8%

    first.org
  • NIST NVDVulnerability recordCVE-2021-25372

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

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2021-25372

    Samsung mobile devices contain an improper boundary check vulnerability within DSP driver that allows for out-of-bounds memory access.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.