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Vulnerabilities

Vulnerability · CVE-2025-20979

Out-of-bounds write in libsavscmn prior to Android 15 allows local attackers to execute arbitrary code.

Published May 7, 2025 · catalog updated Feb 26, 2026 · Samsung Mobile libsavscmn

Severity
High8.4
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
8.0%
Remediation
Advisory link
Affected products
vendor Samsung Mobile libsavscmn patch: Android 15

Out-of-bounds write in libsavscmn prior to Android 15 allows local attackers to execute arbitrary code.

Technical analysis

Mechanism and impact are interpreted from ingested advisories — not independent exploit research.

  • CWE classification

    No CWE identifiers stored yet.

  • Prerequisites and impact

    Follow the original vendor advisory for access prerequisites and impact. This catalog does not invent exploit conditions.

How to fix CVE-2025-20979

What to do

Three reads of the same public record: the decision, the versions on file, and the signals. Confirm the vendor advisory before you patch. This page does not publish exploit steps.

Executive

This is a public record, not a confirmed incident. CVE-2025-20979 is a high issue in Samsung Mobile libsavscmn (CVSS 8.4). CISA does not currently list it as known exploited. Next step: Compare installed versions with the linked vendor advisory before changing production.

System administrator

Check whether Samsung Mobile libsavscmn is installed. Ranges on record: Samsung Mobile libsavscmn patch: Android 15 (patch: Android 15). Compare installed versions with the linked vendor advisory before changing production.

Security analyst

CVSS 8.4. EPSS 8.0%. CISA does not currently list it as known exploited. Weaknesses: not classified. Sources: cve_org, euvd. Exploit links, when listed below, point at the original publisher.

Related intelligence

  • Exploitation evidence

    Not listed as known exploited in CISA KEV. Not in CISA KEV or VulnCheck KEV.

  • Safe detection guidance

    Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

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. May 7, 2025 · EUVD

    Detected

    Out-of-bounds write in libsavscmn prior to Android 15 allows local attackers to execute arbitrary code.

  2. Feb 26, 2026 · EUVD

    Updated

    Out-of-bounds write in libsavscmn prior to Android 15 allows local attackers to execute arbitrary code.

Affected versions

Enter an installed version to get a verified affected / not-affected result against the ranges below.

  • vendor Samsung Mobile libsavscmn patch: Android 15patch: Android 15

Sources

  • CVE.orgVulnerability recordCVE-2025-20979

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-13680

    Out-of-bounds write in libsavscmn prior to Android 15 allows local attackers to execute arbitrary code.

    euvd.enisa.europa.eu

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.