Description
Espeak-ng 1.52-dev was discovered to contain a Buffer Overflow via the function ReadClause at readclause.c.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | espeak-ng | 1.51+dfsg-12 | — |
| Debian 13 | espeak-ng | 1.51+dfsg-12 | — |
| Debian 12 | espeak-ng | 1.51+dfsg-10+deb12u1 | — |
| Debian 11 | espeak-ng | 1.50+dfsg-7+deb11u2 | DLA-4198-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | espeak-ng | 1.50+dfsg-10ubuntu0.1 | USN-6858-1 |
| Ubuntu 20.04 LTS | espeak-ng | 1.50+dfsg-6ubuntu0.1 | USN-6858-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | espeak-ng | 1.49.2+dfsg-1ubuntu0.1~esm1 | USN-6858-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP6 | espeak-ng | 1.50-150300.3.3.1 | SUSE-SU-2024:2632-1 |
| SLES 15 SP5 | espeak-ng | 1.50-150300.3.3.1 | SUSE-SU-2024:2632-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.6 | espeak-ng | 1.50-150300.3.3.1 | SUSE-SU-2024:2632-1 |
| openSUSE Leap 15.5 | espeak-ng | 1.50-150300.3.3.1 | SUSE-SU-2024:2632-1 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | espeak-ng | 1.52.0-1 | — |
Advisories 4
- USN-6858-1 espeak-ng vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-4198-1 espeak-ng - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2024:2632-1 Security update for espeak-ng SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2024-1248 Xerox FreeFlow Print Server: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 21, 2024
References
- https://github.com/espeak-ng/espeak-ng/issues/1826
- FEDORA-2024-5661c87b25 vendor-advisory
- FEDORA-2024-698737a3c5 vendor-advisory