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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-12-17 18:29:45 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-12-21 19:48:41 +0100 |
| commit | 42274db1c623d2c0acd616cc0d3a0e5489e3bdb2 (patch) | |
| tree | 1f6cfebde5da75dc9a70287f159cddbb6ad080ee /libavcodec/jpeg2000.h | |
| parent | 1083859cb8c9d9b3bcee970dd33b71015a0a11bc (diff) | |
| download | ffmpeg-42274db1c623d2c0acd616cc0d3a0e5489e3bdb2.tar.gz | |
avcodec/jpeg2000dec: Allocate lengthinc and data_start arrays as needed
Decreases memory requirements
Fixes: OOM
Fixes: 4525/clusterfuzz-testcase-minimized-6400713073623040
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/jpeg2000.h')
| -rw-r--r-- | libavcodec/jpeg2000.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/jpeg2000.h b/libavcodec/jpeg2000.h index 752feae96b..c429ca5996 100644 --- a/libavcodec/jpeg2000.h +++ b/libavcodec/jpeg2000.h @@ -165,14 +165,14 @@ typedef struct Jpeg2000Cblk { uint8_t ninclpasses; // number coding of passes included in codestream uint8_t nonzerobits; uint16_t length; - uint16_t lengthinc[JPEG2000_MAX_PASSES]; + uint16_t *lengthinc; uint8_t nb_lengthinc; uint8_t lblock; uint8_t *data; size_t data_allocated; int nb_terminations; int nb_terminationsinc; - int data_start[JPEG2000_MAX_PASSES]; + int *data_start; Jpeg2000Pass *passes; int coord[2][2]; // border coordinates {{x0, x1}, {y0, y1}} } Jpeg2000Cblk; // code block |