CVE-2016-6786

CVE-2016-6786 is a privilege escalation vulnerability in the Linux kernel's performance subsystem (kernel/events/core.c) affecting versions prior to 4.0. It stems from improper lock management during certain migrations, allowing local users to gain elevated privileges through a crafted application. With a CVSS score of 7.0 (High), exploitation requires low privileges and high attack complexity, but can lead to complete compromise of confidentiality, integrity, and availability. There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.