CVE-2019-16348 : Security Advisory and Response
Learn about CVE-2019-16348, a vulnerability in marc-q libwav until 2017-04-20, allowing attackers to cause a denial of service or execute arbitrary code. Find mitigation steps and preventive measures here.
This CVE-2019-16348 article provides insights into a NULL pointer dereference vulnerability in marc-q libwav until 2017-04-20.
Understanding CVE-2019-16348
What is CVE-2019-16348?
CVE-2019-16348 is a vulnerability in the function gain_file() at wav_gain.c of marc-q libwav until 2017-04-20, leading to a NULL pointer dereference.
The Impact of CVE-2019-16348
The vulnerability allows attackers to potentially cause a denial of service (DoS) by crashing the application or executing arbitrary code.
Technical Details of CVE-2019-16348
Vulnerability Description
The NULL pointer dereference occurs in the gain_file() function at wav_gain.c in marc-q libwav until 2017-04-20.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: All versions until 2017-04-20
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting a malicious input that triggers the NULL pointer dereference, leading to a crash or potential code execution.
Mitigation and Prevention
Immediate Steps to Take
- Apply vendor patches or updates if available.
- Implement input validation to prevent malicious inputs.
- Monitor and restrict access to vulnerable components.
Long-Term Security Practices
- Regularly update software and libraries to patched versions.
- Conduct security assessments and code reviews to identify similar vulnerabilities.
Patching and Updates
Ensure that the marc-q libwav is updated to a version beyond 2017-04-20 to mitigate the NULL pointer dereference vulnerability.