diff options
Diffstat (limited to 'freetype/src/base/ftbitmap.c')
-rw-r--r-- | freetype/src/base/ftbitmap.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/freetype/src/base/ftbitmap.c b/freetype/src/base/ftbitmap.c index 22ec33752..5ef7ac760 100644 --- a/freetype/src/base/ftbitmap.c +++ b/freetype/src/base/ftbitmap.c @@ -4,7 +4,7 @@ /* */ /* FreeType utility functions for bitmaps (body). */ /* */ -/* Copyright 2004, 2005, 2006, 2007, 2008, 2009 by */ +/* Copyright 2004-2009, 2011 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -417,6 +417,10 @@ target->pitch = source->width + pad; + if ( target->pitch > 0 && + target->rows > FT_ULONG_MAX / target->pitch ) + return FT_Err_Invalid_Argument; + if ( target->rows * target->pitch > old_size && FT_QREALLOC( target->buffer, old_size, target->rows * target->pitch ) ) |