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TITLE:
Kingsoft Antivirus 2011 "kisknl.sys" Driver Denial of Service

SECUNIA ADVISORY ID:
SA42937

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/42937/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=42937

RELEASE DATE:
2011-01-18

DISCUSS ADVISORY:
http://secunia.com/advisories/42937/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
 * Popularity
 * Comments
 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/42937/

ONLY AVAILABLE IN CUSTOMER AREA:
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https://ca.secunia.com/?page=viewadvisory&vuln_id=42937

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been discovered in Kingsoft Antivirus 2011, which
can be exploited by malicious, local users to cause a DoS (Denial of
Service).

The vulnerability is caused due to an error when handling system
service calls in the "kisknl.sys" driver and can be exploited to
cause a page fault error in the kernel and crash the system.

The vulnerability is confirmed in version 2011 SP5.2.01141
(kisknl.sys 2011.1.13.89). Other versions may also be affected.

SOLUTION:
Restrict access to trusted users only.

PROVIDED AND/OR DISCOVERED BY:
MJ0011

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/

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About:
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