ff_dlog(avctx, "pixel_size %d packed_size %d.\n", pixel_size, packed_size);
+ if (packed_size < 0) {
+ av_log(avctx, AV_LOG_ERROR, "Invalid tile size %d\n", packed_size);
+ ret = AVERROR_INVALIDDATA;
+ goto end;
+ }
+
/* Get pixels buffer, it may be deflated or just raw */
if (pixel_size == packed_size) {
if (bytestream2_get_bytes_left(gbc) < pixel_size) {
pixels = gbc->buffer;
} else {
uLongf len = ctx->inflated_size;
+ if (bytestream2_get_bytes_left(gbc) < packed_size) {
+ av_log(avctx, AV_LOG_ERROR, "Insufficient input for %d\n", packed_size);
+ ret = AVERROR_INVALIDDATA;
+ goto end;
+ }
ret = uncompress(ctx->inflated_buf, &len, gbc->buffer, packed_size);
if (ret) {
av_log(avctx, AV_LOG_ERROR, "Pixel deflate error %d.\n", ret);