Linux Kernel Ext4 Move Extents IOCTL Privilege Escalation Exploit

Linux kernel is prone to a local privilege-escalation vulnerability because the software fails to verify access permissions. A local user can invoke the Ext4 'move extents' ioctl call, with certain options to execute arbitrary code and gain privileged access. Successful exploits will result in the complete compromise of affected computers.
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Released Date: 
Thursday, August 19, 2010 - 19:00