mirror of https://git.ffmpeg.org/ffmpeg.git
avcodec/g2meet: Fix potential overflow in tile dimensions check
Fixes CID1322351 Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -1448,7 +1448,7 @@ static int g2m_decode_frame(AVCodecContext *avctx, void *data,
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c->tile_height = bytestream2_get_be32(&bc);
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c->tile_height = bytestream2_get_be32(&bc);
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if (c->tile_width <= 0 || c->tile_height <= 0 ||
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if (c->tile_width <= 0 || c->tile_height <= 0 ||
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((c->tile_width | c->tile_height) & 0xF) ||
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((c->tile_width | c->tile_height) & 0xF) ||
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c->tile_width * 4LL * c->tile_height >= INT_MAX
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c->tile_width * (uint64_t)c->tile_height >= INT_MAX / 4
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) {
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) {
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av_log(avctx, AV_LOG_ERROR,
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av_log(avctx, AV_LOG_ERROR,
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"Invalid tile dimensions %dx%d\n",
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"Invalid tile dimensions %dx%d\n",
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