Administrators should apply the quarterly security update promptly to ensure the best levels of protection for information resident in the Oracle environment.

Oracle Quarterly Update - 45 security updates for all products
http://isc.sans.org/diary.html?storyid=3164
http://secunia.com/advisories/26114/
http://www.kb.cert.org/vuls/id/322460
http://www.oracle.com/technology/deploy/security/critical-patch-updates/cpujul2007.html

QUOTE: Oracle released its quarterly Critical Patch Update today. This quarterly update contains 45 new security fixes that range across many of their products.   The ISC strongly recommends that these updates be applied in a timely manner as the risks posed by attackers compromising sensitive data contained in your database products.