CVE-2019-20165 : What You Need to Know
Discover the impact of CVE-2019-20165 found in GPAC versions 0.8.0 and 0.9.0-development-20191109. Learn about the NULL pointer dereference error in the ilst_item_Read() function and how to mitigate the vulnerability.
A problem was found in GPAC versions 0.8.0 and 0.9.0-development-20191109. The function ilst_item_Read() in isomedia/box_code_apple.c contains a NULL pointer dereference error.
Understanding CVE-2019-20165
An issue was discovered in GPAC version 0.8.0 and 0.9.0-development-20191109. There is a NULL pointer dereference in the function ilst_item_Read() in isomedia/box_code_apple.c.
What is CVE-2019-20165?
CVE-2019-20165 is a vulnerability found in GPAC versions 0.8.0 and 0.9.0-development-20191109, specifically in the function ilst_item_Read() in isomedia/box_code_apple.c. This vulnerability leads to a NULL pointer dereference error.
The Impact of CVE-2019-20165
The vulnerability could be exploited by an attacker to cause a denial of service (DoS) or potentially execute arbitrary code on the affected system.
Technical Details of CVE-2019-20165
The technical details of the CVE-2019-20165 vulnerability are as follows:
Vulnerability Description
The issue arises from a NULL pointer dereference error in the ilst_item_Read() function in isomedia/box_code_apple.c within GPAC versions 0.8.0 and 0.9.0-development-20191109.
Affected Systems and Versions
- GPAC version 0.8.0
- GPAC version 0.9.0-development-20191109
Exploitation Mechanism
The vulnerability can be exploited by an attacker to trigger a NULL pointer dereference, potentially leading to a DoS condition or the execution of arbitrary code.
Mitigation and Prevention
To address CVE-2019-20165, consider the following mitigation strategies:
Immediate Steps to Take
- Apply the security update provided by GPAC promptly.
- Monitor official sources for any additional information or patches related to this vulnerability.
Long-Term Security Practices
- Regularly update software and systems to ensure the latest security patches are in place.
- Implement proper input validation and error handling mechanisms in software development to prevent similar vulnerabilities.
Patching and Updates
Ensure that GPAC is updated to a version that includes a fix for the NULL pointer dereference vulnerability in the ilst_item_Read() function.