{"id":"CVE-2019-14492","details":"An issue was discovered in OpenCV before 3.4.7 and 4.x before 4.1.1. There is an out of bounds read/write in the function HaarEvaluator::OptFeature::calc in modules/objdetect/src/cascadedetect.hpp, which leads to denial of service.","aliases":["GHSA-fw99-f933-rgh8","PYSEC-2026-2798","PYSEC-2026-2821","PYSEC-2026-2837","PYSEC-2026-721"],"modified":"2026-08-18T08:15:45.071920Z","published":"2019-08-01T17:15:13.530Z","related":["SUSE-SU-2019:3192-1","SUSE-SU-2019:3192-2","openSUSE-SU-2019:2671-1"],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"15.1"},{"last_affected":"15.1"}],"source":"CPE_STRING","vendor_product":"opensuse:leap"}]},"references":[{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00025.html"},{"type":"ADVISORY","url":"https://github.com/opencv/opencv/compare/33b765d...4a7ca5a"},{"type":"ADVISORY","url":"https://github.com/opencv/opencv/compare/371bba8...ddbd10c"},{"type":"EVIDENCE","url":"https://github.com/opencv/opencv/issues/15124"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/opencv/opencv","events":[{"introduced":"0"},{"fixed":"4a7ca5a291038a773ea0b67eaf6fbed9ad72170b"},{"introduced":"e6d9486a6cb3379a0eeb59bd405bea3125ea364d"},{"fixed":"693877212d34f2d5e3bbf29287aa1db2d07d4d6d"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"3.4.7"},{"introduced":"4.0.0"},{"fixed":"4.1.1"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:opencv:opencv:*:*:*:*:*:*:*:*"}}],"versions":["3.4.0-rc","3.3.0-rc","3.2.0-rc","2.2"],"database_specific":{"vanir_signatures":[{"id":"CVE-2019-14492-f4b69b89","signature_type":"Line","signature_version":"v1","source":"https://github.com/opencv/opencv/commit/693877212d34f2d5e3bbf29287aa1db2d07d4d6d","target":{"file":"modules/videoio/src/backend_plugin.cpp"},"deprecated":false,"digest":{"line_hashes":["324810334612706110929790317977131335514","283354122908894961945064184555133515053","29337495017562247810249731437058366319","15156896965861494906414910206189503336"],"threshold":0.9}}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-14492.json","vanir_signatures_modified":"2026-08-18T08:15:45Z"}},{"ranges":[{"type":"GIT","repo":"https://github.com/opencv/opencv_contrib","events":[{"introduced":"0"},{"fixed":"6d656ca069afb3a3cb43a3484ee3a2d215982997"},{"introduced":"d511587cf0bc782022db215d20d960afb2e9efe2"},{"fixed":"0915b7eaddba3c06d83e201c9a7595e73801f417"}],"database_specific":{"cpe":"cpe:2.3:a:opencv:opencv:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"3.4.7"},{"introduced":"4.0.0"},{"fixed":"4.1.1"}],"source":"CPE_RANGE"}}],"versions":["3.4.6","4.1.0","3.4.5","4.0.1","3.4.4","4.0.0","3.4.3","3.4.2","3.4.1","3.4.0","3.3.1","3.3.0","3.3.0-rc","3.2.0","3.2.0-rc","3.1.0","3.0.0","3.0.0-rc1","3.0.0-beta"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-14492.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}