CVE-2019-11041 — heap-buffer-overflow on exif_scan_thumbnail in EXIF extension

Affected: PHP Group PHP

When PHP EXIF extension is parsing EXIF information from an image, e.g. via exif_read_data() function, in PHP versions 7.1.x below 7.1.31, 7.2.x below 7.2.21 and 7.3.x below 7.3.8 it is possible to supply it with data what will cause it to read past the allocated buffer. This may lead to information disclosure or crash.

USN-4097-1 — php7.0, php7.2 vulnerabilities

Affected: Ubuntu:16.04:LTS: php7.0, Ubuntu:18.04:LTS: php7.2

It was discovered that PHP incorrectly handled certain images. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2019-11041, CVE-2019-11042)

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CVE-2019-11041 — heap-buffer-overflow on exif_scan_thumbnail in EXIF extension

USN-4097-1 — php7.0, php7.2 vulnerabilities