Unspecified vulnerability in the Net Foundation Layer component in Oracle Database Server 9.2.0.8, 10.1.0.5, 10.2.0.4, 11.1.0.7, and 11.2.0.1, when running on Windows, allows remote attackers to affect availability via unknown vectors.
http://www.oracle.com/technetwork/topics/security/cpuoct2010-175626.html