Improper type conversion and bitmaps handling was found in X.Org libXfont. By exploiting this vulnerability malicious users can execute arbitrary code or cause denial of service. This vulnerability can be exploited remotely via a specially designed BDF font file.
X.Org libXfont versions earlier than 1.4.9
X.Org libXfont 1.5 versions earlier than 1.5.1
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