CVE-2019-14492

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.0% 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/write in the function HaarEvaluator::OptFeature::calc 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
openSUSE Leap: 15.1

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/15124
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/15124

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