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Category:   OS (Linux)  >   Linux Kernel Vendors:   kernel.org
Linux Kernel i915 Driver May Let Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1021065
SecurityTracker URL:  http://securitytracker.com/id/1021065
CVE Reference:   CVE-2008-3831   (Links to External Site)
Date:  Oct 17 2008
Impact:   User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.6.x
Description:   A vulnerability was reported in Linux Kernel. A local user may be able to obtain elevated privileges on the target system.

A local user can invoke the DRM_I915_HWS_ADDR ioctl() for Xserver to trigger memory corruption.

The vulnerability resides in 'drivers/char/drm/i915_dma.c'.

Olaf Kirch reported this vulnerability.

Impact:   A local user may be able to obtain elevated privileges on the target system.
Solution:   A source code fix is available.
Vendor URL:  www.kernel.org/ (Links to External Site)
Cause:   Access control error

Message History:   This archive entry has one or more follow-up message(s) listed below.
Nov 16 2008 (Sun Issues Fix for OpenSolaris) Linux Kernel i915 Driver May Let Local Users Gain Elevated Privileges
This is a follow-up message.
Dec 16 2008 (Red Hat Issues Fix) Linux Kernel i915 Driver May Let Local Users Gain Elevated Privileges
Red Hat has released a fix for Red Hat Enterprise Linux 5.
Jan 22 2009 (Red Hat Issues Fix) Linux Kernel i915 Driver May Let Local Users Gain Elevated Privileges
Red Hat has released a fix for Red Hat Enterprise MRG 1.0.



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