DescriptionAn 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
opencv (PTS)stretch2.4.9.1+dfsg1-2vulnerable
bullseye, sid4.5.1+dfsg-4fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[buster] - opencv <no-dsa> (Minor issue; can be fixed via point release)
[stretch] - opencv <no-dsa> (Minor issue; can be fixed via point release)
[jessie] - opencv <postponed> (Minor issue, DoS, PoC not crashing)

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