{"cve":"CVE-2009-4114","nvd":{"published":"2009-11-30T21:30:00.267","modified":"2026-06-16T23:13:04.030","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://osvdb.org/60207","http://secunia.com/advisories/37398","http://sysdream.com/article.php?story_id=323&section_id=78","http://www.securityfocus.com/archive/1/507933/100/0/threaded","http://www.securityfocus.com/bid/37044"],"products":["kaspersky:kaspersky_anti-virus"],"source":"nvd","synced_at":"2026-10-19T19:54:26.868835795+00:00"},"epss":{"cve":"CVE-2009-4114","score":0.00834,"percentile":0.57683,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}