Oracle Security Update for July 2008 - 45 updates for all products
As applicable for their environment, corporate DBAs and system administrations should download, pilot test, and then install these critical security updates to better protect Oracle based applications.
QUOTE: The Critical Patch Update for July 2008 was released on July 15, 2008. Oracle strongly recommends applying the patches as soon as possible.
Oracle Security Update for July 2008
http://www.oracle.com/technology/deploy/security/critical-patch-updates/cpujul2008.html