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| author | Michael Niedermayer <michaelni@gmx.at> | 2015-01-06 04:29:10 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-01-06 05:49:07 +0100 |
| commit | 71d0cfff15ea89b63124a9eaf8032c27d7f2a99a (patch) | |
| tree | f60110399871a8d0092a27b7ad863f293a32b844 | |
| parent | 6832b1fde7b6c324362b908aafc3a74577987c07 (diff) | |
| download | ffmpeg-71d0cfff15ea89b63124a9eaf8032c27d7f2a99a.tar.gz | |
avformat/mov: fix integer overflow in mov_read_udta_string()
Found-by: Paul Mehta <paul@paulmehta.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 3859868c75313e318ebc5d0d33baada62d45dd75)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavformat/mov.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/mov.c b/libavformat/mov.c index 02b8aeb856..bfc5c44d87 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -385,7 +385,7 @@ static int mov_read_udta_string(MOVContext *c, AVIOContext *pb, MOVAtom atom) if (!key) return 0; - if (atom.size < 0) + if (atom.size < 0 || str_size >= INT_MAX/2) return AVERROR_INVALIDDATA; str_size = FFMIN3(sizeof(str)-1, str_size, atom.size); |