CVE-2009-4114 Memory corruption in n/a

Medium 4.9 Published 30 Nov 2009 Updated 7 Aug 2024

Local attackers can crash the system by sending crafted IOCTL requests to the Kaspersky Anti-Virus kernel driver due to improper input validation.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2009-4114?

CVE-2009-4114 is a medium-severity memory corruption vulnerability in n/a, published on 30 Nov 2009. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

kl1.sys in Kaspersky Anti-Virus 2010 9.0.0.463, and possibly other versions before 9.0.0.736, does not properly validate input to IOCTL 0x0022c008, which allows local users to cause a denial of service (system crash) via IOCTL requests using crafted kernel addresses that trigger memory corruption, possibly related to klavemu.kdl.

Weakness: CWE-20

Which versions are affected by CVE-2009-4114?

It affects 1 product.

Products include Kaspersky Kaspersky Anti-Virus.

How do I fix CVE-2009-4114?

No fix has been published for CVE-2009-4114 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2009-4114 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2009-4114 exists.

Public exploit code: 1 Exploit-DB entry.

Sources

Also known as GHSA-wf7h-q67q-wp22.