|Date: (C)2008-06-16 (M)2017-10-04|
|CVSS Score: 9.0||Access Vector: NETWORK|
|Exploitability Subscore: 8.0||Access Complexity: LOW|
|Impact Subscore: 10.0||Authentication: SINGLE_INSTANCE|
| ||Confidentiality: COMPLETE|
| ||Integrity: COMPLETE|
| ||Availability: COMPLETE|
Integer overflow in the AllocateGlyph function in the Render extension in the X server 1.4 in X.Org X11R7.3 allows context-dependent attackers to execute arbitrary code via unspecified request fields that are used to calculate a heap buffer size, which triggers a heap-based buffer overflow.