PYSEC-2026-2809
See a problem?- Import Source
- https://github.com/pypa/advisory-database/blob/main/vulns/opencv-python/PYSEC-2026-2809.yaml
- JSON Data
- https://api.osv.dev/v1/vulns/PYSEC-2026-2809
- Aliases
- Published
- 2026-07-09T16:49:34.617821Z
- Modified
- 2026-07-13T16:43:32.655408909Z
- Severity
-
- 8.8 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- 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.
- References
-
- https://nvd.nist.gov/vuln/detail/CVE-2017-12603
- https://github.com/opencv/opencv/issues/9309
- https://github.com/opencv/opencv/pull/9376
- https://github.com/opencv/opencv-python
- https://github.com/xiaoqx/pocs/blob/master/opencv.md
- https://lists.debian.org/debian-lts-announce/2018/07/msg00030.html
- https://lists.debian.org/debian-lts-announce/2021/10/msg00028.html
- https://security.gentoo.org/glsa/201712-02
- https://pypi.org/project/opencv-python
- https://github.com/advisories/GHSA-6v6p-p97v-g2p7
Affected packages
PyPI / opencv-python
Package
- Name
- opencv-python
- View open source insights on deps.dev
- Purl
- pkg:pypi/opencv-python