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| author | Michael Niedermayer <michaelni@gmx.at> | 2012-12-04 03:30:40 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2012-12-04 03:50:09 +0100 |
| commit | 5e1bacf2d49622f7ba4245f140b7be35972c0529 (patch) | |
| tree | 52d54706d7035a9261abe1793e635941e3e6f22b /libavformat/matroskadec.c | |
| parent | 359cd12a43242e3d2682c27a1a0f7dc6b2cfc6fb (diff) | |
matroskadec: reset size when freeing data.
Fixes null pointer dereference
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat/matroskadec.c')
| -rw-r--r-- | libavformat/matroskadec.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c index d37346b47e..feb7b8404a 100644 --- a/libavformat/matroskadec.c +++ b/libavformat/matroskadec.c @@ -770,6 +770,7 @@ static int ebml_read_binary(AVIOContext *pb, int length, EbmlBin *bin) bin->pos = avio_tell(pb); if (avio_read(pb, bin->data, length) != length) { av_freep(&bin->data); + bin->size = 0; return AVERROR(EIO); } |