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[bdf] Fix Savannah bug #37906. 

* src/bdf/bdflib.c (_bdf_parse_glyphs): Use correct array size for
checking `glyph_enc'.
This commit is contained in:
Werner Lemberg 2012-12-15 02:02:23 +01:00
parent 9b6b5754b5
commit 07bdb6e289
2 changed files with 10 additions and 2 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2012-12-15 Werner Lemberg <wl@gnu.org>
[bdf] Fix Savannah bug #37906.
* src/bdf/bdflib.c (_bdf_parse_glyphs): Use correct array size for
checking `glyph_enc'.
2012-12-15 Werner Lemberg <wl@gnu.org>
[bdf] Fix Savannah bug #37905.

5
src/bdf/bdflib.c
View File

@ -1628,8 +1628,9 @@
/* Check that the encoding is in the Unicode range because */
/* otherwise p->have (a bitmap with static size) overflows. */
if ( p->glyph_enc > 0 &&
(size_t)p->glyph_enc >= sizeof ( p->have ) * 8 )
if ( p->glyph_enc > 0 &&
(size_t)p->glyph_enc >= sizeof ( p->have ) /
sizeof ( unsigned long ) * 32 )
{
FT_ERROR(( "_bdf_parse_glyphs: " ERRMSG5, lineno, "ENCODING" ));
error = BDF_Err_Invalid_File_Format;