Mozilla just announced to their lists that Firefox 1.5.0.5 is out.
Can download from Mozilla.org.
Here’s the orig announcement:
As part of Mozilla Corporation’s ongoing stability and security update process, Firefox 1.5.0.5 is now available for Windows, Mac, and Linux for free download from www.getfirefox.com. We strongly recommend that all users upgrade to this latest release. This update is available immediately in 39 languages including German, French, Spanish, Japanese, Simplified and Traditional Chinese, Korean, and more.