[NT] CA Anti-Virus vetfddnt.sys and vetmonnt.sys Local DoS Vulnerabilities

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  CA Anti-Virus vetfddnt.sys and vetmonnt.sys Local DoS Vulnerabilities
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SUMMARY

Multiple instances of improper handling of NULL buffers in CA Anti-Virus 
allow local attackers to cause a denial of service condition.  This issue 
affects only consumer CA Anti-Virus products.

DETAILS

Vulnerable Systems:
 * CA Anti-Virus 2007 version 8.1
 * CA Anti-Virus for Vista Beta version 8.2
 * CA Internet Security Suite 2007 version 3.0

Status and Recommendation:
CA has addressed this issue in the GA (Generally Available) software by 
providing a new automatic update on December 13, 2006. Customers running 
one of the GA products simply need to ensure that they have allowed this 
automatic update to take place.  For CA Anti-Virus for Vista Beta, this 
issue will be patched in the GA release of the software.

Determining if you are affected:
View the Help>About screen and confirm that the product version is 8.3.0.1 
or above.  You can also verify application of the update by confirming 
that the vetfddnt.sys and vetmonnt.sys driver versions are 8.3.0.1 or 
above. These files are located in the %windows%\system32\drivers folder.

CVE Information:
 <http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-6496> 
CVE-2006-6496


ADDITIONAL INFORMATION

The information has been provided by  <mailto:[email protected]> 
Williams, James K.
The original article can be found at:  
<http://www3.ca.com/securityadvisor/newsinfo/collateral.aspx?cid=96883> 
http://www3.ca.com/securityadvisor/newsinfo/collateral.aspx?cid=96883



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