How to install php-mbstring in CentOS/RHEL 6 (x86_64)

A module for PHP applications which need multi-byte string handling

License: PHP and LGPLv2 and BSD and OpenLDAP Vendor: GetPageSpeed LLC http://www.php.net/

Install

sudo yum -y install https://extras.getpagespeed.com/release-latest.rpm
sudo yum -y install php-mbstring

The php-mbstring package contains a dynamic shared object that will add support for multi-byte string handling to PHP.

This package is compatible with all RHEL-based distributions, including CentOS, AlmaLinux, Oracle Linux, Rocky Linux, etc.

Package	Size	Built	Changes
php-mbstring-7.1.33-42.el6.x86_64	532 KiB	2026-10-30	Danila Vershinin - fix CVE-2026-7258 (GHSA-m8rr-4c36-8gq4): pass unsigned char to · ctype.h functions tree-wide · - php -v and phpinfo Build Provider show the package release
php-mbstring-7.1.33-41.el6.x86_64	532 KiB	2026-10-29	Danila Vershinin - complete the #81720 fix (CVE-2022-31625): pg_* parameter conversion · failure no longer frees uninitialized entries in the two remaining functions
php-mbstring-7.1.33-40.el6.x86_64	532 KiB	2026-10-27	Danila Vershinin - support a license file at /etc/getpagespeed/license.jwt