CVE-2019-14493

NameCVE-2019-14493
DescriptionAn issue was discovered in OpenCV before 4.1.1. There is a NULL pointer dereference in the function cv::XMLParser::parse at modules/core/src/persistence.cpp.
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 (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
opencv (PTS)jessie2.4.9.1+dfsg-1+deb8u1vulnerable
jessie (security)2.4.9.1+dfsg-1+deb8u2vulnerable
stretch2.4.9.1+dfsg1-2vulnerable
bullseye, sid, buster3.2.0+dfsg-6vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opencvsource(unstable)(unfixed)medium
opencvsourceexperimental4.1.1+dfsg-1medium

Notes

[jessie] - opencv <postponed> (Minor issue, DoS, PoC not crashing)
https://github.com/opencv/opencv/issues/15127
https://github.com/opencv/opencv/commit/5691d998ead1d9b0542bcfced36c2dceb3a59023
In older versions of opencv missing NULL pointer check(s) are in
modules/core/src/persistence.cpp (before refactoring).
check if the old code though is really affected, might been introduced with the refactoring

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