USN-6841-2: PHP vulnerability

Publication date

9 September 2024

Overview

PHP could be made to accept invalid URLs.


Packages

  • php7.0 - HTML-embedded scripting language interpreter
  • php7.2 - HTML-embedded scripting language interpreter

Details

USN-6841-1 fixed a vulnerability in PHP. This update provides the
corresponding updates for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.

Original advisory details:

It was discovered that PHP could early return in the filter_var function
resulting in invalid user information being treated as valid user
information. An attacker could possibly use this issue to expose raw
user input information.

USN-6841-1 fixed a vulnerability in PHP. This update provides the
corresponding updates for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.

Original advisory details:

It was discovered that PHP could early return in the filter_var function
resulting in invalid user information being treated as valid user
information. An attacker could possibly use this issue to expose raw
user input information.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
18.04 bionic libapache2-mod-php7.2 –  7.2.24-0ubuntu0.18.04.17+esm5  
php7.2 –  7.2.24-0ubuntu0.18.04.17+esm5  
php7.2-cgi –  7.2.24-0ubuntu0.18.04.17+esm5  
php7.2-cli –  7.2.24-0ubuntu0.18.04.17+esm5  
php7.2-fpm –  7.2.24-0ubuntu0.18.04.17+esm5  
16.04 xenial libapache2-mod-php7.0 –  7.0.33-0ubuntu0.16.04.16+esm11  
php7.0 –  7.0.33-0ubuntu0.16.04.16+esm11  
php7.0-cgi –  7.0.33-0ubuntu0.16.04.16+esm11  
php7.0-cli –  7.0.33-0ubuntu0.16.04.16+esm11  
php7.0-fpm –  7.0.33-0ubuntu0.16.04.16+esm11  

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