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mov: Fix spherical metadata_source parsing

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Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
Aaron Colwell 2017-01-27 09:33:29 -08:00 committed by Vittorio Giovara
parent 81bffae368
commit 17adcc40ad
1 changed files with 2 additions and 2 deletions
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4
libavformat/mov.c
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@ -3252,7 +3252,7 @@ static int mov_read_sv3d(MOVContext *c, AVIOContext *pb, MOVAtom atom)
}
size = avio_rb32(pb);
if (size > atom.size)
if (size <= 12 || size > atom.size)
return AVERROR_INVALIDDATA;
tag = avio_rl32(pb);
@ -3261,7 +3261,7 @@ static int mov_read_sv3d(MOVContext *c, AVIOContext *pb, MOVAtom atom)
return 0;
}
avio_skip(pb, 4); /* version + flags */
avio_skip(pb, avio_r8(pb)); /* metadata_source */
avio_skip(pb, size - 12); /* metadata_source */
size = avio_rb32(pb);
if (size > atom.size)