Vulnerability · Published Oct 18, 2026 · Assigned by VulnCheck
CVE-2026-112013libtta through 2.3 Divide by Zero via tta_decoder_init_get_info
Medium 5.5
In plain English
A medium-severity security flaw in libtta from True Audio. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities).
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.1%top 97.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
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 products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| True Audio | libtta | 0 – through 2.3 |
Weakness: CWE-369 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
References
- https://hackmd.io/@haindpwn/libtta-seek-table-count-overflow-oob-write technical-description, exploit
- https://github.com/gchudov/libtta/blob/af8dc48ce859e98842ab1a3eec98416d22a5199e/libtta.c#L602-L605 technical-description
- https://sourceforge.net/projects/tta/ product
- https://github.com/gchudov/libtta product
- VulnCheck Advisory: libtta through 2.3 Divide by Zero via tta_decoder_init_get_info third-party-advisory