CVE-2023-49991: Medium severity red hat speech-dispatcher-espeak-ng vulnerability

Published Dec 12, 2023
·
Updated

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

Affected Software

7 affected componentsFixes available
ubuntu/espeak-ng<1.49.2+dfsg-1ubuntu0.1~
1.49.2+dfsg-1ubuntu0.1~
ubuntu/espeak-ng<1.50+dfsg-6ubuntu0.1
1.50+dfsg-6ubuntu0.1
ubuntu/espeak-ng<1.50+dfsg-10ubuntu0.1
1.50+dfsg-10ubuntu0.1
ubuntu/espeak-ng<1.51+dfsg-11ubuntu0.1
1.51+dfsg-11ubuntu0.1
ubuntu/espeak-ng<1.51+dfsg-12
1.51+dfsg-12
debian/espeak-ng<=1.50+dfsg-7+deb11u1
1.51+dfsg-10+deb12u11.51+dfsg-12
Espeak-ng Espeak-ng=1.52-dev

Event History

Dec 12, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·02:15 PM
DescriptionSeverityWeaknessAffected Software
Jul 1, 2024
Data Sourced
via Launchpad·10:48 AM
Description

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2023-49991?

CVE-2023-49991 is classified as a moderate severity vulnerability due to the stack buffer underflow it introduces.

2

How do I fix CVE-2023-49991?

To fix CVE-2023-49991, you should upgrade to the patched versions of espeak-ng which are 1.49.2+dfsg-1ubuntu0.1~ or higher for Ubuntu or 1.51+dfsg-12 for Debian.

3

What is affected by CVE-2023-49991?

CVE-2023-49991 affects espeak-ng version 1.52-dev specifically.

4

Can CVE-2023-49991 lead to code execution?

While CVE-2023-49991 is a buffer underflow issue, it typically does not directly lead to arbitrary code execution but could potentially be exploited in a controlled environment.

5

Where can I find more information about CVE-2023-49991?

For more information on CVE-2023-49991, you can refer to the relevant package release notes or advisories from your Linux distribution.

Contact

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