CVE-2019-15939
mediumpriority · track · 25EPSS 0.025 · 84 %ileEURUUSEPSS · scored 2026-10-27
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (15)
Products and version ranges known to be affected.
advisories (5)
Vendor and ecosystem advisories describing this.
- GHSA-hxfw-jm98-v4mqDivide By Zero in OpenCV.2021-10-12ghsa · osvUS
An issue was discovered in OpenCV 4.1.0 (OpenCV-Python 4.1.0.25). There is a divide-by-zero error in cv::HOGDescriptor::getDescriptorSize in modules/objdetect/src/hog.cpp.
- PYSEC-2026-2799Divide By Zero in OpenCV.2026-07-09vendor · osvUS
An issue was discovered in OpenCV 4.1.0 (OpenCV-Python 4.1.0.25). There is a divide-by-zero error in cv::HOGDescriptor::getDescriptorSize in modules/objdetect/src/hog.cpp.
- PYSEC-2026-2822Divide By Zero in OpenCV.2026-07-09vendor · osvUS
An issue was discovered in OpenCV 4.1.0 (OpenCV-Python 4.1.0.25). There is a divide-by-zero error in cv::HOGDescriptor::getDescriptorSize in modules/objdetect/src/hog.cpp.
- PYSEC-2026-2838Divide By Zero in OpenCV.2026-07-09vendor · osvUS
An issue was discovered in OpenCV 4.1.0 (OpenCV-Python 4.1.0.25). There is a divide-by-zero error in cv::HOGDescriptor::getDescriptorSize in modules/objdetect/src/hog.cpp.
- PYSEC-2026-722Divide By Zero in OpenCV.2026-07-02vendor · osvUS
An issue was discovered in OpenCV 4.1.0 (OpenCV-Python 4.1.0.25). There is a divide-by-zero error in cv::HOGDescriptor::getDescriptorSize in modules/objdetect/src/hog.cpp.
also known as (13)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (18)
External citations — patches, advisories, analysis.
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00025.htmlcnnvd
- http://www.nsfocus.net/vulndb/44317cnnvd
- https://github.com/OpenCV/opencv/issues/15287cnnvd
- https://github.com/opencv/opencv/pull/15382cnnvd
- https://lists.debian.org/debian-lts-announce/2021/10/msg00028.htmlcnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-15939cnnvd
- https://vigilance.fr/vulnerability/OpenCV-denial-of-service-via-cv-HOGDescriptor-getDescriptorSize-31080cnnvd
- https://www.auscert.org.au/bulletins/ESB-2019.4575/cnnvd
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