CVE-2006-4926: Kaspersky Lab Kaspersky Anti-Virus

High severity, CVSS 7.2. EPSS: 1.3% chance of exploitation in the next 30 days.

The NDIS-TDI Hooking Engine, as used in the (1) KLICK (KLICK.SYS) and (2) KLIN (KLIN.SYS) device drivers 2.0.0.281 for in Kaspersky Labs Anti-Virus 6.0.0.303 and other Anti-Virus and Internet Security products, allows local users to execute arbitrary code via crafted Irp structure with invalid addresses in the 0x80052110 IOCTL.

Affected products

• Kaspersky Lab Kaspersky Anti-Virus: version 5.0 only; version 6.0 only
• Kaspersky Lab Kaspersky Anti-Virus Personal: version 5.0 only
• Kaspersky Lab Kaspersky Anti-Virus Personal Pro: version 5.0 only
• Kaspersky Lab Kaspersky Internet Security: version 6.0 only

Published 2006-10-20. Last modified 2026-06-16.