Commit 06cf597c authored by Anton Khirnov's avatar Anton Khirnov
Browse files

yop: check that extradata is large enough.

CC:libav-stable@libav.org
parent 89f11f49
......@@ -89,6 +89,11 @@ static av_cold int yop_decode_init(AVCodecContext *avctx)
return AVERROR_INVALIDDATA;
}
if (avctx->extradata_size < 3) {
av_log(avctx, AV_LOG_ERROR, "Missing or incomplete extradata.\n");
return AVERROR_INVALIDDATA;
}
avctx->pix_fmt = AV_PIX_FMT_PAL8;
s->num_pal_colors = avctx->extradata[0];
......
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