HIGH8.8
PYSEC-2026-2832
Integer Overflow or Wraparound in OpenCV
Quick fix
PYSEC-2026-2832 — opencv-python: upgrade to the fixed version with the command below.
pip install --upgrade 'opencv-python>=3.3.1.11'Details
In opencv/modules/imgcodecs/src/grfmt_pxm.cpp, function PxMDecoder::readData has an integer overflow when calculate src_pitch. If the image is from remote, may lead to remote code execution or denial of service. This affects OpenCV 3.3 (corresponding to OpenCV-Python 3.3.0.9) and earlier.
Are you affected?
Enter the version of the package you're using.
Affected packages
PyPI/opencv-python
Introduced in:
0Fixed in: 3.3.1.11Fix
pip install --upgrade 'opencv-python>=3.3.1.11'References
- https://nvd.nist.gov/vuln/detail/CVE-2017-12863[ADVISORY]
- https://github.com/opencv/opencv/issues/9371[WEB]
- https://github.com/opencv/opencv/pull/9376[WEB]
- https://github.com/opencv/opencv-python[PACKAGE]
- https://lists.debian.org/debian-lts-announce/2018/07/msg00030.html[WEB]
- https://lists.debian.org/debian-lts-announce/2021/10/msg00028.html[WEB]
- https://security.gentoo.org/glsa/201712-02[WEB]
- https://pypi.org/project/opencv-python[PACKAGE]
- https://github.com/advisories/GHSA-wq8f-wvqp-xvvm[ADVISORY]