PYSEC-2026-2825

vendorUSosv

Integer Overflow or Wraparound in OpenCV.

view advisory published 2026-07-09Licence: CC-BY-4.0

In opencv/modules/imgcodecs/src/utils.cpp, functions FillUniColor and FillUniGray do not check the input length, which can lead to integer overflow. If the image is from remote, may lead to remote code execution or denial of service. This affects Opencv 3.3 (corresponding with OpenCV-Python 3.3.0.9) and earlier.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2017-1000450UShigh8.8—
In opencv/modules/imgcodecs/src/utils.cpp, functions FillUniColor and FillUniGray do not check the input length, which can lead to integer overflow. If the image is from remote, ma…
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