NULL Pointer Dereference in OpenCV.
An issue was discovered in OpenCV before 4.1.1 (OpenCV-Python before 4.1.1.26). There is a NULL pointer dereference in the function cv::XMLParser::parse at modules/core/src/persistence.cpp.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | opencv-contrib-python | < 4.1.1.26 | 4.1.1.26 |
| Python (PyPI) | opencv-contrib-python-headless | < 4.1.1.26 | 4.1.1.26 |
| Python (PyPI) | opencv-python | < 4.1.1.26 | 4.1.1.26 |
| Python (PyPI) | opencv-python-headless | < 4.1.1.26 | 4.1.1.26 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2019-14493
- https://github.com/opencv/opencv/issues/15127
- https://github.com/opencv/opencv-python
- https://github.com/opencv/opencv/compare/371bba8...ddbd10c
- https://lists.debian.org/debian-lts-announce/2021/10/msg00028.html
- https://pypi.org/project/opencv-contrib-python
- https://github.com/advisories/GHSA-3448-vrgh-85xr
- https://pypi.org/project/opencv-python
- https://pypi.org/project/opencv-python-headless
- https://pypi.org/project/opencv-contrib-python-headless
- CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
CWE-476- Platform
- Python (PyPI)
- Package
opencv-contrib-python, opencv-contrib-python-headless, opencv-python- Disclosed
- 12.10.2021
- Updated
- 11.10.2026 15:17
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-718 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - PYSEC-2026-2795 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - PYSEC-2026-2806 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - PYSEC-2026-2834 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-3448-vrgh-85xr - CC BY 4.0
Vulnerability history: opencv-contrib-python-headless
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 11
- First → latest
- 10.2021 08.2024
- Without a fix
- 2
- Exploited in attacks
- 0
Severity breakdown
- High 7
- Medium 3
- Unrated 1
Disclosures per year
- 2021: 9
- 2022: 0
- 2023: 1
- 2024: 1
- 2025: 0
- 2026: 0
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NULL Pointer Dereference in OpenCV. this entry
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