CVE request: kernel: drm/radeon/kms: check AA resolve registers on r300

[Eugene Teo <eugene () redhat com>]

Check values passed in to AARESOLVE_OFFSET on r300. It can be used to 
write arbitrary data to VRAM, GTT, etc. This is specific to a range of 
GPUs only.

drm/radeon/kms: check AA resolve registers on r300
http://git.kernel.org/linus/fff1ce4dc6113b6fdc4e3a815ca5fd229408f8ef

[PATCH] drm/radeon: fix regression with AA resolve checking
https://patchwork.kernel.org/patch/576101/

https://bugzilla.redhat.com/show_bug.cgi?id=680000

Eugene
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Eugene Teo / Red Hat Security Response Team