mirror of https://git.ffmpeg.org/ffmpeg.git
avformat/id3v2: Check against max compression ratio before allocation
Fixes: Timeout (>10sec -> 12ms) Fixes: 27612/clusterfuzz-testcase-minimized-ffmpeg_dem_PCM_S24BE_fuzzer-6605893000757248 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -995,6 +995,8 @@ static void id3v2_parse(AVIOContext *pb, AVDictionary **metadata,
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if (tlen <= 0)
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goto seek;
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if (dlen / 32768 > tlen)
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goto seek;
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av_fast_malloc(&uncompressed_buffer, &uncompressed_buffer_size, dlen);
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if (!uncompressed_buffer) {
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