CVE-2019-13219 : Exploit Details and Defense Strategies
Learn about CVE-2019-13219, a vulnerability in the get_window function in stb_vorbis that can lead to a denial of service when opening a specially crafted Ogg Vorbis file. Find out how to mitigate and prevent this issue.
CVE-2019-13219 is a vulnerability in the get_window function in stb_vorbis that can lead to a denial of service when a specially crafted Ogg Vorbis file is opened due to a NULL pointer dereference.
Understanding CVE-2019-13219
What is CVE-2019-13219?
The vulnerability in the get_window function in stb_vorbis can be exploited by opening a malicious Ogg Vorbis file, resulting in a denial of service.
The Impact of CVE-2019-13219
The vulnerability can cause a denial of service when the affected function is triggered by a specially crafted Ogg Vorbis file.
Technical Details of CVE-2019-13219
Vulnerability Description
The vulnerability arises from a NULL pointer dereference in the get_window function in stb_vorbis.
Affected Systems and Versions
- Vendor: n/a
- Product: n/a
- Affected Versions: All versions through 2019-03-04
Exploitation Mechanism
The vulnerability can be exploited by opening a malicious Ogg Vorbis file, triggering the NULL pointer dereference in the get_window function.
Mitigation and Prevention
Immediate Steps to Take
- Avoid opening Ogg Vorbis files from untrusted or unknown sources.
- Apply security updates or patches provided by the software vendor.
Long-Term Security Practices
- Regularly update software and libraries to the latest versions.
- Implement robust security measures to prevent and detect potential vulnerabilities.
Patching and Updates
Ensure that the stb_vorbis library is updated to a version that addresses the CVE-2019-13219 vulnerability.