A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.04 LTS
PHP could be made to crash or run programs if it opened a specially crafted
- php7.2: HTML-embedded scripting language interpreter
It was discovered that PHP incorrectly handled exif tags in certain images.
A remote attacker could use this issue to cause PHP to crash, resulting in
a denial of service, or possibly execute arbitrary code.
The problem can be corrected by updating your system to the following