An update to Day of Defeat: Source has been released. The update will be applied automatically when you restart Day of Defeat: Source. The major changes include:

• Security and stability improvements
• Fixed incorrect check on Linux servers when setting the winter holiday active (community fix from Irineu)
• Fixed a bug where certain custom maps would not load assets correctly on Linux
• Fixed server skipping maps in the map cycle because ChangeLevel was being called multiple times