Edit: Due to the fact that this article is old, the installation instructions may not work anymore. In order to successfully install the latest version of LibreOffice, please access the libreoffice tag and open the latest article (the one on top).

The latest installation instructions for LibreOffice
Hello Linux Geeksters. As you may know, the third release candidate of the LibreOffice 4.1.2 has been released yesterday. Among others, it fixes the crash occured when opening DOC files. For more information, see the changelog.
In this article I will show you how to install LibreOffice 4.1.2 RC3 on Fedora 19, Fedora 18, Fedora 17, CentOS 6, Mageia 4, Mageia 3, OpenSUSE 12.3 and OpenSUSE 12.2.
Because it is not available via any ppa, we have to download the LibreOffice 4.1.2 RC 3 archive from the official site and install the rpm packages inside, with rpm. Follow the instructions for your system’s exactly, on order to get a successful installation.
How to install LibreOffice 4.1.2 RC3 on 32 bit Fedora, CentOS, Mageia and OpenSUSE systems:
$ wget -c download.documentfoundation.org/libreoffice/testing/4.1.2/rpm/x86/LibreOffice_4.1.2.2_Linux_x86_rpm.tar.gz
$ tar -xzvf LibreOffice_4.1.2.2_Linux_x86_rpm.tar.gz
$ cd LibreOffice_4.1.2.2_Linux_x86_rpm/RPMS
$ sudo rpm -i *.rpm
How to install LibreOffice 4.1.2 RC3 on 64 bit Fedora, CentOS, Mageia and OpenSUSE systems:
$ wget -c download.documentfoundation.org/libreoffice/testing/4.1.2/rpm/x86_64/LibreOffice_4.1.2.2_Linux_x86-64_rpm.tar.gz
$ tar -xzvf LibreOffice_4.1.2.2_Linux_x86-64_rpm.tar.gz
$ cd LibreOffice_4.1.2.2_Linux_x86-64_rpm/RPMS
$ sudo rpm -i *.rpm