=========================================================================Ubuntu Security Notice USN-4097-1
August 13, 2019

php7.0, php7.2 vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 19.04
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

PHP could be made to crash or execute arbitrary code if it
received specially crafted image.

Software Description:
- php7.2: HTML-embedded scripting language interpreter
- php7.0: HTML-embedded scripting language interpreter

Details:

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)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 19.04:
  libapache2-mod-php7.2           7.2.19-0ubuntu0.19.04.2
  php7.2-cgi                      7.2.19-0ubuntu0.19.04.2
  php7.2-cli                      7.2.19-0ubuntu0.19.04.2
  php7.2-fpm                      7.2.19-0ubuntu0.19.04.2
  php7.2-xmlrpc                   7.2.19-0ubuntu0.19.04.2

Ubuntu 18.04 LTS:
  libapache2-mod-php7.2           7.2.19-0ubuntu0.18.04.2
  php7.2-cgi                      7.2.19-0ubuntu0.18.04.2
  php7.2-cli                      7.2.19-0ubuntu0.18.04.2
  php7.2-fpm                      7.2.19-0ubuntu0.18.04.2
  php7.2-xmlrpc                   7.2.19-0ubuntu0.18.04.2

Ubuntu 16.04 LTS:
  libapache2-mod-php7.0           7.0.33-0ubuntu0.16.04.6
  php7.0-cgi                      7.0.33-0ubuntu0.16.04.6
  php7.0-cli                      7.0.33-0ubuntu0.16.04.6
  php7.0-fpm                      7.0.33-0ubuntu0.16.04.6
  php7.0-xmlrpc                   7.0.33-0ubuntu0.16.04.6

In general, a standard system update will make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-4097-1
  CVE-2019-11041, CVE-2019-11042

Package Information:
  https://launchpad.net/ubuntu/+source/php7.2/7.2.19-0ubuntu0.19.04.2
  https://launchpad.net/ubuntu/+source/php7.2/7.2.19-0ubuntu0.18.04.2
  https://launchpad.net/ubuntu/+source/php7.0/7.0.33-0ubuntu0.16.04.6