{"id":"CVE-2009-4114","aliases":["EUVD-2009-4085","GHSA-wf7h-q67q-wp22"],"status":"published","title":"kl1.sys in Kaspersky Anti-Virus 2010 9.0.0.463, and possibly other versions before 9.0.0.736,...","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.","severity":{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00834,"percentile":0.57907,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-20"],"published":"2009-11-30T21:00:00Z","modified":"2026-06-16T23:13:04Z","exploits":[{"source":"exploitdb","id":"EDB-10164","title":"Kaspersky AV 2010 9.0.0.463 - Local Denial of Service","type":"dos","platform":"windows","date":"2009-09-29","verified":true,"url":"https://www.exploit-db.com/exploits/10164"}],"products":[{"vendor":"kaspersky","product":"kaspersky_anti-virus"}],"references":[{"url":"http://sysdream.com/article.php?story_id=323\u0026section_id=78","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://www.vupen.com/english/advisories/2009/3286","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"http://osvdb.org/60207","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/507933/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securitytracker.com/id?1023198","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Exploit"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/54309","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/bid/37044","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit"]},{"url":"http://secunia.com/advisories/37398","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-4114"},{"url":"https://github.com/advisories/GHSA-wf7h-q67q-wp22"}],"sources":{"cve":[{"id":"CVE-2009-4114","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.","status":"published","published":"2009-11-30T21:00:00Z","modified":"2024-08-07T06:54:10.226Z","updated_at":"2026-11-02T14:33:24.782697Z"}],"euvd":[{"id":"EUVD-2009-4085","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.","status":"published","published":"2009-11-30T21:00:00Z","modified":"2024-08-07T06:54:10Z","updated_at":"2026-11-03T01:39:10.681785Z"}],"ghsa":[{"id":"GHSA-wf7h-q67q-wp22","title":"kl1.sys in Kaspersky Anti-Virus 2010 9.0.0.463, and possibly other versions before 9.0.0.736,...","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.","status":"published","published":"2022-05-02T03:51:51Z","modified":"2023-01-31T05:09:24Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:49:30.8182Z"}],"nvd":[{"id":"CVE-2009-4114","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.","status":"published","published":"2009-11-30T21:30:00.267Z","modified":"2026-06-16T23:13:04.03Z","cvss":[{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:01:37.939838Z"}]}}