--- a/src/type1/t1parse.c
+++ b/src/type1/t1parse.c
@@ -4,7 +4,7 @@
/* */
/* Type 1 parser (body). */
/* */
-/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2008, 2009 by */
+/* Copyright 1996-2005, 2008, 2009, 2012 by */
/* David Turner, Robert Wilhelm, and Werner Lemberg. */
/* */
/* This file is part of the FreeType project, and may only be used, */
@@ -467,6 +467,14 @@
/* we now decrypt the encoded binary private dictionary */
psaux->t1_decrypt( parser->private_dict, parser->private_len, 55665U );
+ if ( parser->private_len < 4 )
+ {
+ FT_ERROR(( "T1_Get_Private_Dict:"
+ " invalid private dictionary section\n" ));
+ error = T1_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
/* replace the four random bytes at the beginning with whitespace */
parser->private_dict[0] = ' ';
parser->private_dict[1] = ' ';