HIGH 8.8
PYSEC-2026-701
Out-of-bounds Write in OpenCV
Details
OpenCV (Open Source Computer Vision Library) through 3.3 (corresponding to OpenCV-Python and OpenCV-Contrib-Python 3.3.0.9) has an invalid write in the cv::RLByteStream::getBytes function in modules/imgcodecs/src/bitstrm.cpp when reading an image file by using cv::imread, as demonstrated by the 2-opencv-heapoverflow-fseek test case.
Are you affected?
Enter the version of the package you're using.
Affected packages
PyPI / opencv-contrib-python
Introduced in:
0 Fixed in: 3.3.1.11 Fix
pip install --upgrade 'opencv-contrib-python>=3.3.1.11' References
- https://nvd.nist.gov/vuln/detail/CVE-2017-12603 [ADVISORY]
- https://github.com/opencv/opencv/issues/9309 [WEB]
- https://github.com/opencv/opencv/pull/9376 [WEB]
- https://github.com/opencv/opencv-python [PACKAGE]
- https://github.com/xiaoqx/pocs/blob/master/opencv.md [WEB]
- 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-contrib-python [PACKAGE]
- https://github.com/advisories/GHSA-6v6p-p97v-g2p7 [ADVISORY]