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Fix DoS due to lack of eof check #99

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Fix DoS due to lack of eof check #99

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15 changes: 12 additions & 3 deletions 3rdparty/ffmpeg/libavformat/rl2.c
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Original file line number Diff line number Diff line change
Expand Up @@ -170,12 +170,21 @@ static av_cold int rl2_read_header(AVFormatContext *s)
}

/** read offset and size tables */
for(i=0; i < frame_count;i++)
for(i=0; i < frame_count;i++) {
if (avio_feof(pb))
return AVERROR_INVALIDDATA;
chunk_size[i] = avio_rl32(pb);
for(i=0; i < frame_count;i++)
}
for(i=0; i < frame_count;i++) {
if (avio_feof(pb))
return AVERROR_INVALIDDATA;
chunk_offset[i] = avio_rl32(pb);
for(i=0; i < frame_count;i++)
}
for(i=0; i < frame_count;i++) {
if (avio_feof(pb))
return AVERROR_INVALIDDATA;
audio_size[i] = avio_rl32(pb) & 0xFFFF;
}

/** build the sample index */
for(i=0;i<frame_count;i++){
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