CVE-2026-21114
Received Received - Intake

Out-of-Bounds Write in Samsung Media Extractor

Vulnerability report for CVE-2026-21114, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-12

Last updated on: 2026-10-12

Assigner: Samsung Mobile

Description

Out-of-bounds write in libsmkvextractor.so prior to SMR Oct-2026 Release 1 allows local attackers to execute arbitrary code.

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Meta Information

Published
2026-10-12
Last Modified
2026-10-12
Generated
2026-10-12
AI Q&A
2026-10-12
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
samsung libsmkvextractor to 2026-10-01 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability is an out-of-bounds write flaw in the libsmkvextractor.so library before the SMR Oct-2026 Release 1. It allows local attackers to execute arbitrary code by exploiting memory corruption issues.

Detection Guidance

This vulnerability is a local code execution flaw in libsmkvextractor.so. Detection requires checking the library version on affected Samsung devices. No direct network detection or remote commands are applicable. Verify the library version against the SMR Oct-2026 Release 1 or later.

Impact Analysis

If exploited, this vulnerability could allow attackers to run malicious code on your device, potentially leading to unauthorized access, data theft, or system compromise. It requires local access to the vulnerable system.

Compliance Impact

This vulnerability allows local attackers to execute arbitrary code due to an out-of-bounds write in libsmkvextractor.so. Such arbitrary code execution could potentially lead to unauthorized access to sensitive data, which may violate compliance requirements under GDPR (data protection) and HIPAA (health information privacy).

Mitigation Strategies

Update to the SMR Oct-2026 Release 1 or later to address the out-of-bounds write in libsmkvextractor.so. Remove or restrict local access to vulnerable systems until patched.

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