---
id: CVE-2026-21115
title: >-
  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.
summary: >-
  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.
severity: none
published: '2026-10-12'
updated: '2026-10-12'
sourceUpdated: '2026-10-12T05:16:59.940'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-21115'
references:
  - url: 'https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=10'
    label: mobile.security@samsung.com
tags:
  - nvd
ingestedAt: '2026-10-12T14:50:34.084Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.