---
id: CVE-2026-112013
title: libtta through 2.3 Divide by Zero via tta_decoder_init_get_info
summary: >-
  libtta through 2.3 contains a divide-by-zero vulnerability in
  tta_decoder_init_get_info() that allows attackers to crash applications by
  supplying an unvalidated zero sample rate. Attackers can craft a .tta file
  with a recomputed header …
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'
cvssSource: cna
cwe:
  - CWE-369
vendor: True Audio
product: libtta
affected:
  - libtta <= 2.3
published: '2026-10-18'
updated: '2026-10-18'
sourceUpdated: '2026-10-18T11:38:34.718Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-112013'
references:
  - url: 'https://hackmd.io/@haindpwn/libtta-seek-table-count-overflow-oob-write'
  - url: >-
      https://github.com/gchudov/libtta/blob/af8dc48ce859e98842ab1a3eec98416d22a5199e/libtta.c#L602-L605
  - url: 'https://sourceforge.net/projects/tta/'
  - url: 'https://github.com/gchudov/libtta'
  - url: >-
      https://www.vulncheck.com/advisories/libtta-through-2.3-divide-by-zero-via-tta-decoder-init-get-info
    label: >-
      VulnCheck Advisory: libtta through 2.3 Divide by Zero via
      tta_decoder_init_get_info
tags:
  - cve.org
ingestedAt: '2026-10-18T11:40:26.618Z'
---

## Overview

libtta through 2.3 contains a divide-by-zero vulnerability in tta_decoder_init_get_info() that allows attackers to crash applications by supplying an unvalidated zero sample rate. Attackers can craft a .tta file with a recomputed header CRC32 that triggers SIGFPE, crashing applications including the bundled tta console tool.

## Affected

- `libtta <= 2.3`

## Remediation

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