CVE-2019-13147 : Vulnerability Insights and Analysis

A vulnerability has been discovered in the Audio File Library (audiofile) version 0.3.6 that can lead to a denial of service attack.

Understanding CVE-2019-13147

This CVE identifies a NULL pointer dereference issue within the ulaw2linear_buf function in G711.cpp within libmodules.a.

What is CVE-2019-13147?

The vulnerability in Audio File Library version 0.3.6 allows an attacker to exploit a specially crafted file to trigger a denial of service condition.

The Impact of CVE-2019-13147

Exploiting this vulnerability can result in a denial of service attack, potentially disrupting the availability of the affected system.

Technical Details of CVE-2019-13147

Vulnerability Description

The vulnerability is a NULL pointer dereference issue within the ulaw2linear_buf function in G711.cpp within libmodules.a.

Affected Systems and Versions

Vendor: n/a
Product: n/a
Versions: All versions are affected

Exploitation Mechanism

An attacker can create a specially crafted file to exploit the vulnerability and trigger a denial of service condition.

Mitigation and Prevention

Immediate Steps to Take

Apply the security update provided by the Audio File Library to patch the vulnerability.
Avoid opening files from untrusted sources.

Long-Term Security Practices

Regularly update software and libraries to mitigate potential vulnerabilities.
Implement network security measures to detect and prevent malicious file uploads.

Patching and Updates

It is crucial to apply the security update released by the Audio File Library to address the vulnerability.