When processing certain files, PHP EXIF extension in versions 7.1.x below 7.1.28, 7.2.x below 7.2.17 and 7.3.x below 7.3.4 can be caused to read past allocated buffer in exif_process_IFD_TAG function. This may lead to information disclosure or crash.
CREATE(Triage): {Link=https://nvd.nist.gov/vuln/detail/CVE-2019-11034 User=admin}
