主要修正的问题：

CVE-2005-3357 (cve.mitre.org)

mod_ssl: When configured with an SSL vhost with access control and a custom error 400 error page, mod_ssl allows remote attackers to cause a denial of service (application crash) via a non-SSL request to an SSL port, which triggers a NULL pointer dereference.

CVE-2005-3352 (cve.mitre.org)

mod_imap: Cross-site scripting (XSS) vulnerability which allows remote attackers to inject arbitrary web script or HTML via the Referer when using image maps.