diff options
| -rw-r--r-- | gdk-pixbuf/io-tiff.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/gdk-pixbuf/io-tiff.c b/gdk-pixbuf/io-tiff.c index 7ca0a565a..49fe60eee 100644 --- a/gdk-pixbuf/io-tiff.c +++ b/gdk-pixbuf/io-tiff.c @@ -529,8 +529,15 @@ make_available_at_least (TiffContext *context, guint needed) need_alloc = context->used + needed; if (need_alloc > context->allocated) { guint new_size = 1; - while (new_size < need_alloc) - new_size *= 2; + while (new_size < need_alloc) { + if (!g_uint_checked_mul (&new_size, new_size, 2)) { + new_size = 0; + break; + } + } + + if (new_size == 0) + return FALSE; new_buffer = g_try_realloc (context->buffer, new_size); if (new_buffer) { |