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Red Hat Bugzilla – Attachment 317979 Details for
Bug 464502
CVE-2008-3831 kernel: i915 kernel drm driver arbitrary ioremap
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[patch]
Proposed patch
i915.diff (text/plain), 858 bytes, created by
Eugene Teo (Security Response)
on 2008-09-29 13:34:55 UTC
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Description:
Proposed patch
Filename:
MIME Type:
Creator:
Eugene Teo (Security Response)
Created:
2008-09-29 13:34:55 UTC
Size:
858 bytes
patch
obsolete
>commit 6dbfadaae00a1238c01a6a04b02cb484cd9072e7 >Author: Matthias Hopf <mhopf@suse.de> >Date: Fri Sep 26 16:47:03 2008 +0200 > > Only allow access to DRM_I915_HWS_ADDR ioctl() for Xserver. > >diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c >index 27d152c..89180eb 100644 >--- a/shared-core/i915_dma.c >+++ b/shared-core/i915_dma.c >@@ -1121,7 +1121,7 @@ struct drm_ioctl_desc i915_ioctls[] = { > DRM_IOCTL_DEF(DRM_I915_GET_VBLANK_PIPE, i915_vblank_pipe_get, DRM_AUTH ), > DRM_IOCTL_DEF(DRM_I915_VBLANK_SWAP, i915_vblank_swap, DRM_AUTH), > DRM_IOCTL_DEF(DRM_I915_MMIO, i915_mmio, DRM_AUTH), >- DRM_IOCTL_DEF(DRM_I915_HWS_ADDR, i915_set_status_page, DRM_AUTH), >+ DRM_IOCTL_DEF(DRM_I915_HWS_ADDR, i915_set_status_page, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), > #ifdef I915_HAVE_BUFFER > DRM_IOCTL_DEF(DRM_I915_EXECBUFFER, i915_execbuffer, DRM_AUTH), > #endif
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