Stay Secure with the Latest Linux Advisories

security advisorymoderateubuntu

Ubuntu 21.10 Advisory 5125-1: PHP Input Handling Exploit Severity Moderate

PHP-PFM in PHP could be made to run program as an administrator if it received specially crafted input.. =========================================================================Ubuntu Security Notice USN-5125-1 October 27, 2021 php5, php7.0, php7.2, php7.4, php8.0 vulnerability ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 21.10 - Ubuntu 21.04 - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 ESM - Ubuntu 14.04 ESM Summary: PHP-PFM in PHP could be made to run program as an administrator if it received specially crafted input. Software Description: - php8.0: HTML-embedded scripting language interpreter - php7.4: HTML-embedded scripting language interpreter - php7.2: HTML-embedded scripting language interpreter - php7.0: HTML-embedded scripting language interpreter - php5: HTML-embedded scripting language interpreter Details: It was discovered that PHP-FPM in PHP incorrectly handled certain inputs. An attacker could possibly use this issue to cause a crash or execute arbitrary code. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 21.10: php8.0-fpm 8.0.8-1ubuntu0.1 Ubuntu 21.04: php7.4-fpm 7.4.16-1ubuntu2.2 Ubuntu 20.04 LTS: php7.4-fpm 7.4.3-4ubuntu2.7 Ubuntu 18.04 LTS: php7.2-fpm 7.2.24-0ubuntu0.18.04.10 Ubuntu 16.04 ESM: php7.0-fpm 7.0.33-0ubuntu0.16.04.16+esm2 Ubuntu 14.04 ESM: php5-fpm 5.5.9+dfsg-1ubuntu4.29+esm15 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5125-1 CVE-2021-21703 Package Information: https://launchpad.net/ubuntu/+source/php8.0/8.0.8-1ubuntu0.1 https://launchpad.net/ubuntu/+source/php7.4/7.4.16-1ubuntu2.2 https://launchpad.net/ubuntu/+source/php7.4/7.4.3-4ubuntu2.7 https://launchpad.net/ubuntu/+source/php7.2/7.2.24-0ubuntu0.18.04.10 . Ubuntu Security Notice USN-5126-1 tackles a PHP vulnerability in input processing that could permit the execution of unauthorized commands.. PHP Security, Ubuntu Administration, Code Execution, Input Handling Exploit, System Update. . Severity: Important. LinuxSecurity.com Team

Oct 27, 2021 •Important Ubuntu