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avcodec/rawdec: Check side data size before use
Fixes out of array read Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit 5f0bc0215a0f7099a2bcba5dced2e045e70fee61) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -383,8 +383,13 @@ static int raw_decode(AVCodecContext *avctx, void *data, int *got_frame,
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}
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if (avctx->pix_fmt == AV_PIX_FMT_PAL8) {
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int pal_size;
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const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE,
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NULL);
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&pal_size);
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if (pal_size != AVPALETTE_SIZE) {
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av_log(avctx, AV_LOG_ERROR, "Palette size %d is wrong\n", pal_size);
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pal = NULL;
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}
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if (pal) {
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av_buffer_unref(&context->palette);
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