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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-20 01:23:01 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-18 16:05:22 +0200 |
| commit | b526aed4d580983af25d8210dd5c65dde01255f8 (patch) | |
| tree | b22a6aec778012d79fb3ea1f998350fd74c553fb | |
| parent | 51a80d0f71650d9d71f01e913f428a5534c494fc (diff) | |
| download | ffmpeg-b526aed4d580983af25d8210dd5c65dde01255f8.tar.gz | |
avcodec/mlpdec: Do not leave a invalid num_primitive_matrices in the context
Fixes: runtime error: index 8 out of bounds for type 'uint8_t [8]'
Fixes: 1699/clusterfuzz-testcase-minimized-6327177438035968
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 64ea4d102a070b95832ae4a751688f87da7760a2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/mlpdec.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/mlpdec.c b/libavcodec/mlpdec.c index 5426712007..eac19a0d5e 100644 --- a/libavcodec/mlpdec.c +++ b/libavcodec/mlpdec.c @@ -729,6 +729,7 @@ static int read_matrix_params(MLPDecodeContext *m, unsigned int substr, GetBitCo av_log(m->avctx, AV_LOG_ERROR, "Number of primitive matrices cannot be greater than %d.\n", max_primitive_matrices); + s->num_primitive_matrices = 0; return AVERROR_INVALIDDATA; } |