USN-6858-1: eSpeak NG vulnerabilities

Releases

• Ubuntu 23.10
• Ubuntu 22.04 LTS
• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM

Packages

• espeak-ng - Multi-lingual software speech synthesizer

Details

It was discovered that eSpeak NG did not properly manage memory under certain
circumstances. An attacker could possibly use this issue to cause a denial
of service, or execute arbitrary code. (CVE-2023-49990, CVE-2023-49991,
CVE-2023-49992, CVE-2023-49993, CVE-2023-49994)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 23.10

• espeak-ng - 1.51+dfsg-11ubuntu0.1
• espeak-ng-espeak - 1.51+dfsg-11ubuntu0.1

Ubuntu 22.04

• espeak-ng - 1.50+dfsg-10ubuntu0.1
• espeak-ng-espeak - 1.50+dfsg-10ubuntu0.1

Ubuntu 20.04

• espeak-ng - 1.50+dfsg-6ubuntu0.1
• espeak-ng-espeak - 1.50+dfsg-6ubuntu0.1

Ubuntu 18.04

• espeak-ng - 1.49.2+dfsg-1ubuntu0.1~esm1
  Available with Ubuntu Pro
• espeak-ng-espeak - 1.49.2+dfsg-1ubuntu0.1~esm1
  Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References

• CVE-2023-49991
• CVE-2023-49994
• CVE-2023-49990
• CVE-2023-49993
• CVE-2023-49992