🛡️ OESA-2024-1057 — espeak-ng

🟡 CVSS 5.0 — Medium ✅ No Known Exploit OSV
5.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

espeak-ng security update

The eSpeak NG is a compact open source software text-to-speech synthesizer for Linux, Windows, Android and other operating systems. It supports 70 languages and accents. It is based on the eSpeak engine created by Jonathan Duddington.

Security Fix(es):

Espeak-ng 1.52-dev was discovered to contain a buffer-overflow via the function SetUpPhonemeTable at synthdata.c.(CVE-2023-49990)

Espeak-ng 1.52-dev was discovered to contain a Stack Buffer Underflow via the function CountVowelPosition at synthdata.c.(CVE-2023-49991)

Espeak-ng 1.52-dev was discovered to contain a Stack Buffer Overflow via the function RemoveEnding at dictionary.c.(CVE-2023-49992)

Espeak-ng 1.52-dev was discovered to contain a Buffer Overflow via the function ReadClause at readclause.c.(CVE-2023-49993)

Espeak-ng 1.52-dev was discovered to contain a Floating Point Exception via the function PeaksToHarmspect at wavegen.c.(CVE-2023-49994)

Affected software

OESA-2024-1057 is recorded against 1 package.

  • espeak-ng (fixed in 1.51-2.oe2203sp3)

Timeline and source

Published on 12 January 2024 and last revised on 3 September 2025. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

www.openeuler.org (Advisory)
nvd.nist.gov (Advisory)
nvd.nist.gov (Advisory)
nvd.nist.gov (Advisory)
nvd.nist.gov (Advisory)
nvd.nist.gov (Advisory)

Details

Severity MEDIUM
CVSS Score 5.0
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2024-01-12
Updated 2026-08-12
Modified 2025-09-03
Fix URL N/A

Affected Packages

Software From version Fixed in
espeak-ng — 1.51-2.oe2203sp3

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