blob: 8c37fc2733d685c99b60acf7544fa580d6a0c774 [file] [log] [blame] [edit]
diff --git a/third_party/libopenjpeg20/tcd.c b/third_party/libopenjpeg20/tcd.c
index 1dd15405d..acc28dd55 100644
--- a/third_party/libopenjpeg20/tcd.c
+++ b/third_party/libopenjpeg20/tcd.c
@@ -818,6 +818,11 @@ static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no,
if (isEncoder) {
OPJ_SIZE_T l_tile_data_size;
+ if (l_tilec->x0 >= l_tilec->x1 || l_tilec->y0 >= l_tilec->y1) {
+ opj_event_msg(manager, EVT_ERROR, "Invalid tile data\n");
+ return OPJ_FALSE;
+ }
+
/* compute l_data_size with overflow check */
OPJ_SIZE_T w = (OPJ_SIZE_T)(l_tilec->x1 - l_tilec->x0);
OPJ_SIZE_T h = (OPJ_SIZE_T)(l_tilec->y1 - l_tilec->y0);