What’s Vulnerable › Vulnerabilities

CVE-2019-14491

• Severity: high (CVSS 8.2 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-08-01 · updated 2026-06-17
• Weakness: CWE-125

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.

Affected products

• OpenCV 3.0.0: before 3.4.7; from 4.0.0 before 4.1.1 — fixed in 3.4.7, 4.1.1

How to fix

Upgrade to a fixed version: OpenCV 3.0.0 3.4.7, 4.1.1. Check the vendor advisory for mitigations.

References

• http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00025.html
• https://github.com/opencv/opencv/compare/33b765d...4a7ca5a
• https://github.com/opencv/opencv/compare/371bba8...ddbd10c
• https://github.com/opencv/opencv/issues/15125
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPFLN6QAX6SUA4XR4NMKKXX26H3TYCVQ/
• http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00025.html
• https://github.com/opencv/opencv/compare/33b765d...4a7ca5a
• https://github.com/opencv/opencv/compare/371bba8...ddbd10c
• https://github.com/opencv/opencv/issues/15125
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPFLN6QAX6SUA4XR4NMKKXX26H3TYCVQ/

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