USN-4097-2: PHP vulnerabilities

13 August 2019

php5 vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 14.04 ESM
  • Ubuntu 12.04 ESM

Summary

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

Software Description

  • php5 - HTML-embedded scripting language interpreter

Details

USN-4097-1 fixed several vulnerabilities in php5. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory 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 14.04 ESM
libapache2-mod-php5 - 5.5.9+dfsg-1ubuntu4.29+esm5
php5-cgi - 5.5.9+dfsg-1ubuntu4.29+esm5
php5-cli - 5.5.9+dfsg-1ubuntu4.29+esm5
php5-fpm - 5.5.9+dfsg-1ubuntu4.29+esm5
php5-xmlrpc - 5.5.9+dfsg-1ubuntu4.29+esm5
Ubuntu 12.04 ESM
libapache2-mod-php5 - 5.3.10-1ubuntu3.39
php5-cgi - 5.3.10-1ubuntu3.39
php5-cli - 5.3.10-1ubuntu3.39
php5-fpm - 5.3.10-1ubuntu3.39
php5-xmlrpc - 5.3.10-1ubuntu3.39

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References