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| author | Martin Storsjo <martin@martin.st> | 2017-06-10 13:58:13 +0300 |
|---|---|---|
| committer | Martin Storsjo <martin@martin.st> | 2017-06-12 23:44:59 +0300 |
| commit | e7f36eed224b9530cf0eb7e56d6c43d3de14429e (patch) | |
| tree | b1f6444f4c9e06e67cd479d05586ff35c474221a | |
| parent | 39e13c1acbca94f562f9776e1555ced50dd0dfcd (diff) | |
Check that the SBR decoder has been properly initialized
This probably doesn't fix the root cause, but at least fixes
the issues found in this particular fuzzed sample.
Fixes: 1994/clusterfuzz-testcase-minimized-6368089497141248
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
| -rw-r--r-- | libSBRdec/src/sbr_dec.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libSBRdec/src/sbr_dec.cpp b/libSBRdec/src/sbr_dec.cpp index 0864348..76009ba 100644 --- a/libSBRdec/src/sbr_dec.cpp +++ b/libSBRdec/src/sbr_dec.cpp @@ -940,6 +940,10 @@ resetSbrDec (HANDLE_SBR_DEC hSbrDec, FIXP_DBL **OverlapBufferReal = hSbrDec->QmfBufferReal; FIXP_DBL **OverlapBufferImag = hSbrDec->QmfBufferImag; + if (!hSbrDec->LppTrans.pSettings) { + return SBRDEC_NOT_INITIALIZED; + } + /* assign qmf time slots */ assignTimeSlots( hSbrDec, hHeaderData->numberTimeSlots * hHeaderData->timeStep, useLP); |