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mov: avoid a memleak when multiple stss boxes are present

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CC: libav-stable@libav.org
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
(cherry picked from commit 64f7575fbd)
Signed-off-by: Anton Khirnov <anton@khirnov.net>
(cherry picked from commit 577f1feb3f)
Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Anton Khirnov
2014-08-12 14:39:10 +00:00
parent e7fdd6aa0d
commit 931f5b2351
1 changed files with 1 additions and 0 deletions
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1
libavformat/mov.c
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@@ -1598,6 +1598,7 @@ static int mov_read_stss(MOVContext *c, AVIOContext *pb, MOVAtom atom)
} }
if (entries >= UINT_MAX / sizeof(int)) if (entries >= UINT_MAX / sizeof(int))
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
av_freep(&sc->keyframes);
sc->keyframes = av_malloc(entries * sizeof(int)); sc->keyframes = av_malloc(entries * sizeof(int));
if (!sc->keyframes) if (!sc->keyframes)
return AVERROR(ENOMEM); return AVERROR(ENOMEM);