PYSEC-2026-2810

vendorUSosv

Out-of-bounds Read in OpenCV

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

In OpenCV 3.3.1 (corresponding with OpenCV-Python 3.3.1.11), a heap-based buffer over-read exists in the function cv::HdrDecoder::checkSignature in modules/imgcodecs/src/grfmt_hdr.cpp.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2017-18009UShigh7.5—
In OpenCV 3.3.1, a heap-based buffer over-read exists in the function cv::HdrDecoder::checkSignature in modules/imgcodecs/src/grfmt_hdr.cpp.
02

references

External citations — patches, advisories, analysis.

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