CVE-2009-3717

CVE-2009-3717 describes a heap-based buffer overflow vulnerability in LucVil PatPlayer 3.9. This flaw allows remote attackers to trigger a denial of service or execute arbitrary code by supplying a specially crafted playlist (.m3u) file containing an excessively long URI. With a CVSS score of 9.3, this vulnerability is considered critical, as it can be exploited remotely with medium attack complexity and result in complete compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, a proof-of-concept exploit is publicly available on ExploitDB, though there is no evidence of active exploitation or significant community discussion.