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Vulnerability record · CVE-2019-14491 · published 1 August 2019

CVE-2019-14491: Opencv out-of-bounds read vulnerability

Opencv · Opencv

An issue was discovered in OpenCV before 3.4.7 and 4.x before 4.1.1. There is an out of bounds read in the function cv::predictOrdered<cv::HaarEvaluator> in modules/objdetect/src/cascadedetect.hpp, which leads to denial of service.

8.2 CVSS 3.0 High EPSS 2.7% · top 14.8% CWE-125 · Out-of-bounds read
8.2CVSS 3.0 base score, v2 6.4
2.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue was discovered in OpenCV before 3.4.7 and 4.x before 4.1.1. There is an out of bounds read in the function cv::predictOrdered<cv::HaarEvaluator> in modules/objdetect/src/cascadedetect.hpp, which leads to denial of service.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

Affected products

1 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
https://github.com/opencv/opencv/compare/33b765d...4a7ca5a Third Party Advisory
https://github.com/opencv/opencv/compare/371bba8...ddbd10c Third Party Advisory
https://github.com/opencv/opencv/issues/15125 ExploitThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPFLN6QAX6SUA4XR4NMKKXX
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00025.html
https://github.com/opencv/opencv/compare/33b765d...4a7ca5a Third Party Advisory
https://github.com/opencv/opencv/compare/371bba8...ddbd10c Third Party Advisory
https://github.com/opencv/opencv/issues/15125 ExploitThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPFLN6QAX6SUA4XR4NMKKXX

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2019-14491), CISA KEV, FIRST EPSS (scores of 2026-09-30). This page is refreshed as NVD updates the record.