CVE-2019-14371 Explained : Impact and Mitigation
Discover the impact of CVE-2019-14371 in Libav 12.3. Learn about the infinite loop vulnerability in mov_probe function and how to mitigate the risks effectively.
Libav version 12.3 contains a vulnerability in the mov_probe function in the mov.c file, leading to an infinite loop related to offset and tag.
Understanding CVE-2019-14371
This CVE entry describes a specific issue found in Libav version 12.3.
What is CVE-2019-14371?
The problem lies within the mov_probe function in the mov.c file of Libav version 12.3, where an infinite loop occurs due to issues with offset and tag.
The Impact of CVE-2019-14371
The vulnerability could potentially result in denial of service or other security risks for systems using the affected version of Libav.
Technical Details of CVE-2019-14371
This section delves into the technical aspects of the CVE entry.
Vulnerability Description
The issue in Libav version 12.3 is specifically related to an infinite loop within the mov_probe function, triggered by problems with offset and tag.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Version: 12.3
Exploitation Mechanism
The vulnerability can be exploited by causing the mov_probe function to enter an infinite loop, potentially leading to a system crash or other adverse effects.
Mitigation and Prevention
Protecting systems from CVE-2019-14371 involves taking immediate and long-term security measures.
Immediate Steps to Take
- Consider upgrading to a patched version of Libav if available.
- Implement network security measures to mitigate potential exploitation.
Long-Term Security Practices
- Regularly update software and libraries to address known vulnerabilities.
- Conduct security audits and testing to identify and remediate weaknesses.
Patching and Updates
Ensure that all systems running Libav version 12.3 are updated with the latest patches to eliminate the vulnerability.