A denial of service vulnerability exists in the IOCTL handling functionality of Kaspersky Internet Security KL1 driver. A specially crafted IOCTL signal can cause an access violation in KL1 kernel driver resulting in local system denial of service. An attacker can run a program from user-mode to trigger this vulnerability.

A denial of service vulnerability exists in the syscall filtering functionality of Kaspersky Internet Security KLIF driver. A specially crafted native api call can cause a access violation in KLIF kernel driver resulting in local denial of service. An attacker can run program from user-mode to trigger this vulnerability.

A denial of service vulnerability exists in the syscall filtering functionality of the Kaspersky Internet Security KLIF driver. A specially crafted native api call request can cause a access violation exception in KLIF kernel driver resulting in local denial of service. An attacker can run program from user-mode to trigger this vulnerability.