Out-of-bounds write in libcodec2-sec-flacdec.so prior to SMR Oct-2026 Release 1 allows local attackers to write out-of-bounds memory.

Attack Vector Local

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

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 Oct-2026 Release in Android 14, 15, 16, 17 unaffected < *

No data.

No data.

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Vendors Products
Samsung Mobile Subscribe
Samsung Mobile Devices Subscribe

Project Subscriptions

Vendors Products
Samsung Mobile Subscribe
Samsung Mobile Devices Subscribe
Advisories

No advisories yet.

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=10 cve-icon cve-icon
History

Mon, 12 Oct 2026 07:15:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Write in libcodec2-sec-flacdec.so Allowing Local Memory Corruption
First Time appeared Samsung Mobile
Samsung Mobile samsung Mobile Devices
Weaknesses CWE-787
Vendors & Products Samsung Mobile
Samsung Mobile samsung Mobile Devices

Mon, 12 Oct 2026 05:00:00 +0000

Type Values Removed Values Added
Description Out-of-bounds write in libcodec2-sec-flacdec.so prior to SMR Oct-2026 Release 1 allows local attackers to write out-of-bounds memory.
References
Metrics cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: SamsungMobile

Published:

Updated: 2026-10-12T04:57:30.596Z

Reserved: 2025-12-11T01:33:35.831Z

Link: CVE-2026-21115

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-12T05:16:59.940

Modified: 2026-10-12T05:16:59.940

Link: CVE-2026-21115

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-12T07:00:05Z

Weaknesses