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Vulnerability record · CVE-2019-15939 · published 5 September 2019

CVE-2019-15939: Opencv divide by zero vulnerability

Opencv · Opencv

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.

5.9 CVSS 3.1 Medium EPSS 2.4% · top 16.8% CWE-369 · Divide by zero
5.9CVSS 3.1 base score, v2 4.3
2.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
8References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

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:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00025.html Third Party Advisory
https://github.com/OpenCV/opencv/issues/15287 Third Party Advisory
https://github.com/opencv/opencv/pull/15382 ExploitPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/10/msg00028.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00025.html Third Party Advisory
https://github.com/OpenCV/opencv/issues/15287 Third Party Advisory
https://github.com/opencv/opencv/pull/15382 ExploitPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/10/msg00028.html Mailing ListThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2019-15939), CISA KEV, FIRST EPSS (scores of 2026-09-30). This page is refreshed as NVD updates the record.