mirror of https://git.ffmpeg.org/ffmpeg.git
nutdec: check maxpos in read_sm_data before returning success
Otherwise sm_size can be larger than size, which results in a negative
packet size.
Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
(cherry picked from commit 6b9fdf7f4f
)
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
This commit is contained in:
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@ -950,6 +950,9 @@ static int read_sm_data(AVFormatContext *s, AVIOContext *bc, AVPacket *pkt, int
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AV_WL32(dst+4, skip_end);
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AV_WL32(dst+4, skip_end);
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}
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}
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if (avio_tell(bc) >= maxpos)
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return AVERROR_INVALIDDATA;
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return 0;
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return 0;
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}
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}
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