Warning

There are known security vulnerabilities in Open XDMoD versions ≤11.0.2. We strongly encourage upgrading immediately to the latest version of Open XDMoD, 11.0.3, which contains fixes for these vulnerabilities.

To upgrade version 8.1 to 11.0.3, you will first need to upgrade to version 8.5.0, then upgrade to version 9.0.0, then upgrade to version 9.5.0, then upgrade to version 10.0.3, then upgrade to version 10.5.1, then upgrade to version 11.0.3.

If you cannot upgrade immediately, you can follow the instructions below to manually patch your installation as a temporary workaround before upgrading later.

Workaround instructions

1. First, make sure you are on the correct web page for your version of Open XDMoD. The web page you are on now is for version 8.1. Other versions' pages are linked below:
   • 11.0
   • 10.5
   • 10.0
   • 9.5
2. Download the patch file for your version:
   • 8_1_0.patch
3. Copy the patch file to your Open XDMoD web server.
4. Make sure you have the patch command installed; it can be installed with dnf install patch.
5. Apply the patch by running the command below, replacing [PATH_TO_XDMOD_SHARE_DIR] with the path to the share directory (/usr/share/xdmod for RPM-based installs, /opt/xdmod/share or another location for source code installs) and replacing [PATH_TO_PATCH_FILE] with the path to the patch file.

   # patch -p1 -d [PATH_TO_XDMOD_SHARE_DIR] < [PATH_TO_PATCH_FILE]

6. Upgrade to the latest version of Open XDMoD as soon as you can.