diff options
| -rw-r--r-- | src/pfr/pfrload.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/pfr/pfrload.c b/src/pfr/pfrload.c index 25ba07749..97290ef02 100644 --- a/src/pfr/pfrload.c +++ b/src/pfr/pfrload.c @@ -852,6 +852,14 @@ phy_font->bbox.yMax = PFR_NEXT_SHORT( p ); phy_font->flags = flags = PFR_NEXT_BYTE( p ); + if ( !phy_font->outline_resolution || + !phy_font->metrics_resolution ) + { + error = FT_THROW( Invalid_Table ); + FT_ERROR(( "pfr_phy_font_load: invalid resolution\n" )); + goto Fail; + } + /* get the standard advance for non-proportional fonts */ if ( !( flags & PFR_PHY_PROPORTIONAL ) ) { @@ -969,6 +977,13 @@ phy_font->num_chars = count = PFR_NEXT_USHORT( p ); phy_font->chars_offset = offset + (FT_Offset)( p - stream->cursor ); + if ( !phy_font->num_chars ) + { + error = FT_THROW( Invalid_Table ); + FT_ERROR(( "pfr_phy_font_load: no glyphs\n" )); + goto Fail; + } + Size = 1 + 1 + 2; if ( flags & PFR_PHY_2BYTE_CHARCODE ) Size += 1; |