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CVE-2009-4114

MediumPublished

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...

Published: Nov 30, 2009
Updated: Aug 7, 2024
Assigning CNA: mitre
Evidence observed: Sep 29, 2009

Primary CVSS

4.9/ 10Medium

nvd · CVSS 2.0

AV:L/AC:L/Au:N/C:N/I:N/A:C

EPSS probability estimate

0.8%

Low · next 30 days

Percentile: 55.7%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

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.

Sources

Kaspersky AV 2010 9.0.0.463 - Local Denial of ServiceExploit
Heurs · windows · Sep 29, 2009

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