CVE-2019-20015 : What You Need to Know

A vulnerability has been detected in GNU LibreDWG 0.92 that could lead to a memory allocation issue when processing manipulated input.

Understanding CVE-2019-20015

This CVE identifies a specific vulnerability in GNU LibreDWG 0.92.

What is CVE-2019-20015?

CVE-2019-20015 is a vulnerability in GNU LibreDWG 0.92 that may trigger an attempt to allocate an excessive amount of memory in the dwg_decode_LWPOLYLINE_private function within dwg.spec when provided with manipulated input.

The Impact of CVE-2019-20015

The vulnerability could potentially be exploited by an attacker to cause a denial of service (DoS) condition by consuming excessive system resources.

Technical Details of CVE-2019-20015

This section provides more technical insights into the CVE.

Vulnerability Description

The issue in GNU LibreDWG 0.92 allows for an attempted excessive memory allocation in the dwg_decode_LWPOLYLINE_private function within dwg.spec when crafted input is processed.

Affected Systems and Versions

Affected Version: GNU LibreDWG 0.92
All systems running this specific version are vulnerable to the memory allocation issue.

Exploitation Mechanism

The vulnerability can be exploited by providing manipulated input to trigger the excessive memory allocation in the vulnerable function.

Mitigation and Prevention

Protecting systems from CVE-2019-20015 requires immediate actions and long-term security measures.

Immediate Steps to Take

Apply patches or updates provided by the vendor to address the vulnerability.
Monitor system resources for any unusual memory consumption.

Long-Term Security Practices

Regularly update software and libraries to prevent known vulnerabilities.
Implement input validation mechanisms to prevent malicious input from triggering memory allocation issues.

Patching and Updates

Stay informed about security advisories and updates from GNU LibreDWG.
Apply patches promptly to mitigate the risk of exploitation.