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avformat/mp3dec: Check that the frame fits within the probe buffer

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e9a335150a62bb377a26ce096187b4476145d02b)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2019-11-07 21:16:32 +01:00
parent 88c8195526
commit cf6f4e0d68
1 changed files with 1 additions and 1 deletions
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libavformat/mp3dec.c
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@ -91,7 +91,7 @@ static int mp3_read_probe(AVProbeData *p)
header = AV_RB32(buf2);
ret = avpriv_mpegaudio_decode_header(&h, header);
if (ret != 0)
if (ret != 0 || end - buf2 < h.frame_size)
break;
buf2 += h.frame_size;
framesizes += h.frame_size;