CVE catalog
CVE-2023-49991
espeak-ng: CVE-2023-49991
- Severity
- Medium · CVSS 5.3
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.37% · Oct 25, 2026
Espeak-ng 1.52-dev was discovered to contain a Stack Buffer Underflow via the function CountVowelPosition at synthdata.c.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | espeak-ng | sid | 1.52.0+dfsg-5 | fixed |
| Debian | espeak-ng | forky | 1.52.0+dfsg-5 | fixed |
| Debian | espeak-ng | trixie | 1.52.0+dfsg-5 | fixed |
| Debian | espeak-ng | bookworm | 1.51+dfsg-10+deb12u2 | fixed |
| Ubuntu | espeak-ng | pro | 1.49.1+dfsg-2 | vulnerable |
| Ubuntu | espeak-ng | pro | 1.49.2+dfsg-1 | vulnerable |
| Ubuntu | espeak-ng | pro | 1.49.2+dfsg-1ubuntu0.1~esm1 | fixed |
| Ubuntu | espeak-ng | 20.04 | 1.49.2+dfsg-8 | vulnerable |
| Ubuntu | espeak-ng | 20.04 | 1.50+dfsg-4 | vulnerable |
| Ubuntu | espeak-ng | 20.04 | 1.50+dfsg-5 | vulnerable |
| Ubuntu | espeak-ng | 20.04 | 1.50+dfsg-6 | vulnerable |
| Ubuntu | espeak-ng | 20.04 | 1.50+dfsg-6ubuntu0.1 | fixed |
| Ubuntu | espeak-ng | 22.04 | 1.50+dfsg-7build2 | vulnerable |
| Ubuntu | espeak-ng | 22.04 | 1.50+dfsg-8 | vulnerable |
| Ubuntu | espeak-ng | 22.04 | 1.50+dfsg-9 | vulnerable |
| Ubuntu | espeak-ng | 22.04 | 1.50+dfsg-10 | vulnerable |
| Ubuntu | espeak-ng | 22.04 | 1.50+dfsg-10ubuntu0.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | espeak-ng | source | sid | 1.51+dfsg-12 | not yet assigned | Not reported | [1059060] |
| Debian | espeak-ng | source | forky | 1.51+dfsg-12 | not yet assigned | Not reported | [1059060] |
| Debian | espeak-ng | source | trixie | 1.51+dfsg-12 | not yet assigned | Not reported | [1059060] |
| Debian | espeak-ng | source | bookworm | 1.51+dfsg-10+deb12u1 | not yet assigned | Not reported | [1059060] |
| Ubuntu | espeak-ng | deb | pro | 1.49.2+dfsg-1ubuntu0.1~esm1 | Not reported | UBUNTU-CVE-2023-49991 | Not reported |
| Ubuntu | espeak-ng | deb | 20.04 | 1.50+dfsg-6ubuntu0.1 | Not reported | UBUNTU-CVE-2023-49991 | Not reported |
| Ubuntu | espeak-ng | deb | 22.04 | 1.50+dfsg-10ubuntu0.1 | Not reported | UBUNTU-CVE-2023-49991 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2024_2632-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-49991]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2023-49991]
- [https://security-tracker.debian.org/tracker/CVE-2023-49991]
- [https://wid.cert-bund.de/.well-known/csaf/white/2024/wid-sec-w-2024-1248.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]