MGASA-2020-0030 - Updated opencv packages fix security vulnerabilities

Publication date: 11 Jan 2020
URL: https://advisories.mageia.org/MGASA-2020-0030.html
Type: security
Affected Mageia releases: 7
CVE: CVE-2019-14491,
     CVE-2019-14492,
     CVE-2019-15939

The updated packages fix security vulnerabilities:

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
 in modules/objdetect/src/cascadedetect.hpp, which
leads to denial of service. (CVE-2019-14491)

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. (CVE-2019-14492)

An issue was discovered in OpenCV 4.1.0. There is a divide-by-zero error
in cv::HOGDescriptor::getDescriptorSize in modules/objdetect/src/hog.cpp.
(CVE-2019-15939)

References:
- https://bugs.mageia.org/show_bug.cgi?id=25855
- https://lists.suse.com/pipermail/sle-security-updates/2019-December/006214.html
- https://lists.opensuse.org/opensuse-updates/2019-12/msg00073.html
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14491
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14492
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15939

SRPMS:
- 7/core/opencv-3.4.5-2.1.mga7