---
cve: "CVE-2023-49991"
severity: "LOW"
cvss: 3.1
epss: "37%"
vendor: "n/a"
kev: false
exploited: false
published: "2023-12-12 14:15:07"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-17T05:02:34+02:00"
---

# CVE-2023-49991

> 3.1 LOW · 🧪 PoC

## Beschreibung

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

## Referenzen

- <https://github.com/espeak-ng/espeak-ng/issues/1825>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z5WW6RKHRWLEMCKCQ6UZCXWC5J7UWMUQ/>
- <https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2PZEBWPNKPAYJMIM3AS2RP3FL6FX3HS4/>
- <https://lists.debian.org/debian-lts-announce/2025/05/msg00050.html>
- <https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2PZEBWPNKPAYJMIM3AS2RP3FL6FX3HS4/>
- <https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z5WW6RKHRWLEMCKCQ6UZCXWC5J7UWMUQ/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-49991) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_