Moderate: qt security update (Amazon Linux 2)

Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2018-19873: An issue was discovered in Qt before 5.11.3. QBmpHandler has a buffer overflow via BMP data. 1658998: CVE-2018-19873 qt5-qtbase: QBmpHandler segmentation fault on malformed BMP file CVE-2018-19872: An issue was discovered in Qt 5.11. A malformed PPM image causes a division by zero and a crash in qppmhandler.cpp. 1691636: CVE-2018-19872 qt: Malformed PPM image causing division by zero and crash in qppmhandler.cpp CVE-2018-19871: An issue was discovered in Qt before 5.11.3. There is QTgaFile Uncontrolled Resource Consumption. 1661465: CVE-2018-19871 qt5-qtimageformats: QTgaFile CPU exhaustion CVE-2018-19870: An issue was discovered in Qt before 5.11.3. A malformed GIF image causes a NULL pointer dereference in QGifHandler resulting in a segmentation fault. 1658996: CVE-2018-19870 qt5-qtbase: QImage allocation failure in qgifhandler CVE-2018-19869: An issue was discovered in Qt before 5.11.3. A malformed SVG image causes a segmentation fault in qsvghandler.cpp. 1661460: CVE-2018-19869 qt5-qtsvg: Invalid parsing of malformed url reference resulting in a denial of service CVE-2018-15518: QXmlStream in Qt 5.x before 5.11.3 has a double-free or corruption during parsing of a specially crafted illegal XML document. 1659000: CVE-2018-15518 qt5-qtbase: Double free in QXmlStreamReader