CVE-2019-1010317 : Vulnerability Insights and Analysis

WavPack 5.1.0 and earlier versions are affected by a vulnerability related to the use of uninitialized variables. This can result in unexpected control flow, crashes, and segmentation faults, potentially exploited through a maliciously crafted .wav file.

Understanding CVE-2019-1010317

This CVE involves a specific vulnerability in WavPack versions 5.1.0 and earlier.

What is CVE-2019-1010317?

The vulnerability in WavPack versions 5.1.0 and earlier arises from the use of uninitialized variables, particularly in the ParseCaffHeaderConfig component located at caff.c:486. This flaw can lead to unexpected control flow, crashes, and segmentation faults.

The Impact of CVE-2019-1010317

The impact of this vulnerability includes unexpected control flow, crashes, and segmentation faults, which can potentially be triggered by a maliciously crafted .wav file.

Technical Details of CVE-2019-1010317

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability is caused by the use of uninitialized variables in WavPack versions 5.1.0 and earlier, specifically in the ParseCaffHeaderConfig component at caff.c:486.

Affected Systems and Versions

Product: WavPack
Vendor: WavPack
Versions affected: 5.1.0 and earlier

Exploitation Mechanism

The vulnerability can be exploited through the use of a maliciously crafted .wav file.

Mitigation and Prevention

Protecting systems from CVE-2019-1010317 requires specific actions.

Immediate Steps to Take

Update WavPack to the fixed version released after commit https://github.com/dbry/WavPack/commit/f68a9555b548306c5b1ee45199ccdc4a16a6101b
Avoid opening untrusted .wav files

Long-Term Security Practices

Regularly update software and apply security patches
Implement code reviews to catch uninitialized variable issues

Patching and Updates

Ensure that the WavPack software is regularly updated with the latest patches to mitigate the vulnerability.