CVE-2018-6774

CVE-2018-6774 describes a denial-of-service vulnerability in Jiangmin Antivirus 16.0.0.100, specifically within its KSysCall.sys driver. The flaw stems from insufficient input validation for IOCtl 0x9A008088, allowing a local attacker to trigger a Blue Screen of Death (BSOD) or potentially achieve other unspecified impacts. With a CVSS score of 7.8 (High), this vulnerability is easily exploitable locally with low attack complexity, leading to high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.