{"id":"UBUNTU-CVE-2017-18009","details":"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in modules/imgcodecs/src/grfmt_hdr.cpp.","modified":"2026-02-04T02:31:55.740479Z","published":"2018-01-01T08:29:00Z","withdrawn":"2025-07-18T16:44:17Z","related":["USN-4818-1"],"upstream":["CVE-2017-18009"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-18009"},{"type":"REPORT","url":"https://github.com/opencv/opencv/issues/10479"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4818-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-18009"}],"affected":[{"package":{"name":"opencv","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/opencv@4.1.2+dfsg-4ubuntu3?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.2+dfsg-4ubuntu3"}]}],"versions":["3.2.0+dfsg-6","3.2.0+dfsg-6build1","3.2.0+dfsg-6build2"],"ecosystem_specific":{"binaries":[{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-calib3d-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-calib3d4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-calib3d4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-contrib-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-contrib4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-contrib4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-core-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-core4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-core4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-dev-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-dnn-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-dnn4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-dnn4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-features2d-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-features2d4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-features2d4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-flann-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-flann4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-flann4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-highgui-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-highgui4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-highgui4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-imgcodecs-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-imgcodecs4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-imgcodecs4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-imgproc-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-imgproc4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-imgproc4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-ml-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-ml4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-ml4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-objdetect-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-objdetect4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-objdetect4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-photo-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-photo4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-photo4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-shape-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-shape4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-shape4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-stitching-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-stitching4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-stitching4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-superres-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-superres4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-superres4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-ts-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-video-dev"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-video4.1"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-video4.1-dbgsym"},{"binary_version":"4.1.2+dfsg-4ubuntu3","binary_name":"libopencv-videoio-dev"},{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