Security firm VUPEN Security has issued a warning about a newly discovered flaw in the Windows Kernel that could allow hackers to crash or gain administrative privileges on a computer system.
According to the security company, the vulnerability exists in all Windows XP, Windows Vista, Windows 7 and Windows Server 2008 and 2003 operating systems.
Microsoft has said that the kernel flaw posses little risk to users.
Acknowledging the existence of the bug, Microsoft spokesperson Jerry Bryant wrote on the Microsoft Security Response Center blog that company researchers had determined that the bug poses no immediate threat to users as it could only be locally exploited by someone with valid log-in credentials on the system.
Bryant assured that the “(Hacker) must already have code running on the target system. The vulnerability cannot be exploited remotely, or by anonymous users.”
He also added that the vulnerability will be addressed by the company in a future security update release.