23 Apr
2015
23 Apr
'15
2:21 p.m.
On Thu, Apr 23, 2015 at 03:07:55PM +0100, Peter Antoine wrote:
This patch fixes an unsafe deference in the DRM_IOCTL_NEW_CTX. If the ioctl is called before the lock is created or after it has been destroyed. The code will deference a NULL pointer. This ioctl is a root ioctl so exploitation is limited.
You've turned an application crash into an application crash... Just with a slightly less verbose kernel log. -Chris
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Chris Wilson, Intel Open Source Technology Centre