sudo apt-get install php7.2-curl

The following packages have unmet dependencies:
  php7.2-curl :
  Depends: libcurl4 (>= 7.44.0) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.

sudo apt-get install curl

The following packages have unmet dependencies:
  curl : Depends: libcurl4 (= 7.61.0-1ubuntu2.2) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.