CVE-2013-2000
Multiple buffer overflows in X.org libXxf86dga 1.1.3 and earlier allow X servers to cause a denial of service (crash) and possibly execute arbitrary code via crafted length or index values to the (1) XDGAQueryModes and (2) XDGASetMode functions.
Date published : 2013-06-15
http://www.x.org/wiki/Development/Security/Advisory-2013-05-23