CVE-2017-16890 : What You Need to Know

SWFTools 0.9.2 has a divide-by-zero error in the wav_convert2mono function in lib/wav.c due to the align value potentially being zero.

Understanding CVE-2017-16890

In the lib/wav.c file of SWFTools 0.9.2, a specific issue leads to a divide-by-zero error in the wav_convert2mono function.

What is CVE-2017-16890?

The vulnerability occurs when the align value is zero, triggering a divide-by-zero error in the mentioned function.

The Impact of CVE-2017-16890

This vulnerability could potentially lead to a denial of service (DoS) condition or other unexpected behaviors in systems using SWFTools 0.9.2.

Technical Details of CVE-2017-16890

SWFTools 0.9.2 is affected by a divide-by-zero error in the wav_convert2mono function in lib/wav.c.

Vulnerability Description

The wav_convert2mono function in SWFTools 0.9.2 experiences a divide-by-zero issue when the align value is zero.

Affected Systems and Versions

Product: SWFTools 0.9.2
Vendor: N/A
Version: N/A

Exploitation Mechanism

The vulnerability is exploited by setting the align value to zero, triggering the divide-by-zero error.

Mitigation and Prevention

Steps to address and prevent the CVE-2017-16890 vulnerability:

Immediate Steps to Take

Update SWFTools to a patched version that addresses the divide-by-zero error.
Implement proper input validation to prevent zero values that could trigger the vulnerability.

Long-Term Security Practices

Regularly update software to the latest versions to mitigate known vulnerabilities.
Conduct security assessments and code reviews to identify and address potential issues.

Patching and Updates

Ensure timely application of patches and updates provided by SWFTools to fix the divide-by-zero error.