Integer overflow in the CIDAFM function in X.Org 6.8.2 and XFree86 X server allows local users to execute arbitrary code via crafted Adobe Font Metrics (AFM) files with a modified number of character metrics (StartCharMetrics), which leads to a heap-based buffer overflow.
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
|Base Score:||7.2||Base Metrics:||AV:L/AC:L/Au:N/C:C/I:C/A:C|
|Access Vector:||Local network||Attack Complexity:||Low|
|Authentication:||None required||Confidentiality Impact:||Complete|
|Integrity Impact:||Complete||Availability Impact:||Complete|
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