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{"bugzilla": {"description": "opencv: division by zero in cv::HOGDescriptor::getDescriptorSize in modules/objdetect/src/hog.cpp", "id": "1764731", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1764731"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.9", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-369", "details": ["An issue was discovered in OpenCV 4.1.0. There is a divide-by-zero error in cv::HOGDescriptor::getDescriptorSize in modules/objdetect/src/hog.cpp.", "A divide by zero vulnerability was found in OpenCV in the way HOGDescriptor objects are created by loading their properties from a local file. Local files with no \"cellSize\" property may be vulnerable to this flaw. A remote attacker could exploit this flaw by creating a specially crafted file that, when loaded by a victim, would cause a floating-point exception leading to a denial of service."], "mitigation": {"lang": "en:us", "value": "Avoid using the Histogram of Oriented Gradients (HOG) Descriptor algorithm to detect objects in digital images. Alternatively, ensure HOGDescriptor objects are not created from external untrusted files."}, "name": "CVE-2019-15939", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "opencv", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "opencv", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "opencv", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2019-08-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-15939\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-15939"], "threat_severity": "Moderate"}