Multiple vulnerabilities have been reported in Oracle MySQL Server, which can be exploited by malicious users to cause a DoS (Denial of Service).

1) An unspecified error in the GIS Extention subcomponent can be exploited to cause the service to hang or crash.

2) An unspecified error in the Server Optimizer subcomponent can be exploited to cause the service to hang or crash.

3) An unspecified error in the Server Optimizer subcomponent can be exploited to cause the service to hang or crash.

4) An unspecified error in the Server Optimizer subcomponent can be exploited to cause the service to hang or crash.

5) An unspecified error in the Server subcomponent can be exploited to cause the service to hang or crash.

6) An unspecified error in the InnoDB subcomponent can be exploited to cause the service to hang or crash.

The vulnerabilities are reported in versions 5.1.62, 5.5.22, and 5.5.23. Prior versions may also be affected.

Solution
Apply updates (please see the vendor's advisory for details).
Further details available to Secunia VIM customers

Provided and/or discovered by
It is currently unclear who reported these vulnerabilities as the Oracle Critical Patch Update for July 2012 only provides a bundled list of credits. This section will be updated when/if the original reporter provides more information.

Original Advisory
Oracle:
http://www.oracle.com/technetwork/topics/security/cpujul2012-392727.html#AppendixMSQL
http://www.oracle.com/technetwork/topics/security/cpujul2012verbose-392736.html#Oracle%20MySQL

Deep Links
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