Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Signed-off-by: Nicolas Bertrand <nicoinattendu@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
c->log2_cblk_width = bytestream_get_byte(&s->buf) + 2; // cblk width
c->log2_cblk_height = bytestream_get_byte(&s->buf) + 2; // cblk height
+ if (c->log2_cblk_width > 10 || c->log2_cblk_height > 10 ||
+ c->log2_cblk_width + c->log2_cblk_height > 12) {
+ av_log(s->avctx, AV_LOG_ERROR, "cblk size invalid\n");
+ return AVERROR_INVALIDDATA;
+ }
+
c->cblk_style = bytestream_get_byte(&s->buf);
if (c->cblk_style != 0) { // cblk style
av_log(s->avctx, AV_LOG_ERROR, "no extra cblk styles supported\n");