CVE-2019-14493

Se detectó un problema en OpenCV anterior a versión 4.1.1. Se presenta una desreferencia de puntero NULL en la función cv::XMLParser::parse en el archivo modules/core/src/persistence.cpp.

It was discovered that OpenCV did not properly manage certain XML data, leading to a NULL pointer dereference. If a user were tricked into loading a specially crafted file, a remote attacker could possibly use this issue to make OpenCV crash, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS. It was discovered that OpenCV may perform out-of-bounds reads in certain situations. An attacker could possibly use this issue to cause OpenCV to crash, resulting in a denial of service, or the execution of arbitrary code. This issue only affected Ubuntu 18.04 LTS.