CVE-2026-19193 Jiangmin Antivirus Minifilter Port kvcore.sys MessageNotifyCallback access control

A flaw has been found in Jiangmin Antivirus 21. Impacted is the function MessageNotifyCallback in the library kvcore.sys of the component Minifilter Port. Executing a manipulation can lead to improper access controls. The attack needs to be launched locally. The exploit has been published and may...