[USN-6858-1] eSpeak NG vulnerabilities

[Nishit Majithia]

==========================================================================
Ubuntu Security Notice USN-6858-1
July 01, 2024

espeak-ng vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 23.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in eSpeak NG.

Software Description:
- 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 LTS
  espeak-ng                       1.50+dfsg-10ubuntu0.1
  espeak-ng-espeak                1.50+dfsg-10ubuntu0.1

Ubuntu 20.04 LTS
  espeak-ng                       1.50+dfsg-6ubuntu0.1
  espeak-ng-espeak                1.50+dfsg-6ubuntu0.1

Ubuntu 18.04 LTS
  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:
  https://ubuntu.com/security/notices/USN-6858-1
  CVE-2023-49990, CVE-2023-49991, CVE-2023-49992, CVE-2023-49993,
  CVE-2023-49994

Package Information:
  https://launchpad.net/ubuntu/+source/espeak-ng/1.51+dfsg-11ubuntu0.1
  https://launchpad.net/ubuntu/+source/espeak-ng/1.50+dfsg-10ubuntu0.1
  https://launchpad.net/ubuntu/+source/espeak-ng/1.50+dfsg-6ubuntu0.1
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