Use after free in DualDAR prior to SMR Sep-2026 Release 1 allows local privileged attackers to execute arbitrary code with root privilege.

Attack Vector Local

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact High

Subsequent System Availability Impact High

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00116.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Samsung Mobile Samsung Mobile Devices affected
Version Status Constraints
SMR Sep-2026 Release in Android 14, 15, 16, 17 unaffected < *

No data.

No data.

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Project Subscriptions

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=09 cve-icon cve-icon
History

Wed, 09 Sep 2026 12:15:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in DualDAR Allows Root Privilege Escalation
Weaknesses CWE-416

Wed, 09 Sep 2026 05:00:00 +0000

Type Values Removed Values Added
Description Use after free in DualDAR prior to SMR Sep-2026 Release 1 allows local privileged attackers to execute arbitrary code with root privilege.
References
Metrics cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: SamsungMobile

Published:

Updated: 2026-09-09T04:47:51.075Z

Reserved: 2025-12-11T01:33:35.829Z

Link: CVE-2026-21102

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-09T05:17:22.490

Modified: 2026-09-09T05:17:22.490

Link: CVE-2026-21102

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-09T12:00:08Z

Weaknesses