CVE-2026-112013

MEDIUM 5.5

libtta through 2.3 Divide by Zero via tta_decoder_init_get_info

CVSS Score

5.5

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-369
Vendor	true audio
Product	libtta
Published	Oct 18, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

True Audio / libtta

0 ≤ 2.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

hackmd.io: https://hackmd.io/@haindpwn/libtta-seek-table-count-overflow-oob-write github.com: https://github.com/gchudov/libtta/blob/af8dc48ce859e98842ab1a3eec98416d22a5199e/libtta.c#L602-L605 sourceforge.net: https://sourceforge.net/projects/tta/ github.com: https://github.com/gchudov/libtta vulncheck.com: https://www.vulncheck.com/advisories/libtta-through-2.3-divide-by-zero-via-tta-decoder-init-get-info

Credits

HaiND from the Post and Telecommunication Institute of Technology