|Date: (C)2010-04-29 (M)2017-09-19|
|CVSS Score: 7.1||Access Vector: NETWORK|
|Exploitability Subscore: 3.9||Access Complexity: HIGH|
|Impact Subscore: 10.0||Authentication: SINGLE_INSTANCE|
| ||Confidentiality: COMPLETE|
| ||Integrity: COMPLETE|
| ||Availability: COMPLETE|
The fbComposite function in fbpict.c in the Render extension in the X server in X.Org X11R7.1 allows remote authenticated users to cause a denial of service (memory corruption and daemon crash) or possibly execute arbitrary code via a crafted request, related to an incorrect macro definition.