diff options
Diffstat (limited to 'src/base/ftglyph.c')
-rw-r--r-- | src/base/ftglyph.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/base/ftglyph.c b/src/base/ftglyph.c index 9bfb33050..62d94cbd3 100644 --- a/src/base/ftglyph.c +++ b/src/base/ftglyph.c @@ -408,6 +408,19 @@ goto Exit; /* copy advance while converting 26.6 to 16.16 format */ + if ( slot->advance.x >= 0x8000L * 64 || + slot->advance.x <= -0x8000L * 64 ) + { + FT_ERROR(( "FT_Get_Glyph: advance width too large\n" )); + return FT_THROW( Invalid_Argument ); + } + if ( slot->advance.y >= 0x8000L * 64 || + slot->advance.y <= -0x8000L * 64 ) + { + FT_ERROR(( "FT_Get_Glyph: advance height too large\n" )); + return FT_THROW( Invalid_Argument ); + } + glyph->advance.x = slot->advance.x * 1024; glyph->advance.y = slot->advance.y * 1024; |